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Finding the Fourth Proportional to 567,298.40, 850,947.60 and 514,810.40

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Solution

The fourth proportional to 567,298.40, 850,947.60 and 514,810.40 is: 772,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,298.40 : 850,947.60 = 514,810.40 : x
  2. Step 2: Convert to fraction form
    567,298.40/850,947.60 = 514,810.40/x
  3. Step 3: Cross multiply
    567,298.40x = 850,947.60 × 514,810.40
  4. Step 4: Simplify right side
    567,298.40x = 438,076,674,335.04
  5. Step 5: Solve for x
    x = 438,076,674,335.04/567,298.40
  6. Step 6: Final answer
    x = 772,215.60

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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.