Home / 709,382.56-1,064,073.84-473,186.56

Finding the Fourth Proportional to 709,382.56, 1,064,073.84 and 473,186.56

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Solution

The fourth proportional to 709,382.56, 1,064,073.84 and 473,186.56 is: 709,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,382.56 : 1,064,073.84 = 473,186.56 : x
  2. Step 2: Convert to fraction form
    709,382.56/1,064,073.84 = 473,186.56/x
  3. Step 3: Cross multiply
    709,382.56x = 1,064,073.84 × 473,186.56
  4. Step 4: Simplify right side
    709,382.56x = 503,505,439,935.59
  5. Step 5: Solve for x
    x = 503,505,439,935.59/709,382.56
  6. Step 6: Final answer
    x = 709,779.84

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.