Home / 779,559.51-1,076,120.30-473,734.29

Finding the Fourth Proportional to 779,559.51, 1,076,120.30 and 473,734.29

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Solution

The fourth proportional to 779,559.51, 1,076,120.30 and 473,734.29 is: 653,952.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,559.51 : 1,076,120.30 = 473,734.29 : x
  2. Step 2: Convert to fraction form
    779,559.51/1,076,120.30 = 473,734.29/x
  3. Step 3: Cross multiply
    779,559.51x = 1,076,120.30 × 473,734.29
  4. Step 4: Simplify right side
    779,559.51x = 509,795,086,275.09
  5. Step 5: Solve for x
    x = 509,795,086,275.09/779,559.51
  6. Step 6: Final answer
    x = 653,952.75

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.