Home / 906,221.34-1,250,114.31-543,470.94

Finding the Fourth Proportional to 906,221.34, 1,250,114.31 and 543,470.94

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Solution

The fourth proportional to 906,221.34, 1,250,114.31 and 543,470.94 is: 749,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,221.34 : 1,250,114.31 = 543,470.94 : x
  2. Step 2: Convert to fraction form
    906,221.34/1,250,114.31 = 543,470.94/x
  3. Step 3: Cross multiply
    906,221.34x = 1,250,114.31 × 543,470.94
  4. Step 4: Simplify right side
    906,221.34x = 679,400,799,163.15
  5. Step 5: Solve for x
    x = 679,400,799,163.15/906,221.34
  6. Step 6: Final answer
    x = 749,707.35

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Double scale
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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.