Home / 907,426.64-1,252,321.12-525,460.16

Finding the Fourth Proportional to 907,426.64, 1,252,321.12 and 525,460.16

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Solution

The fourth proportional to 907,426.64, 1,252,321.12 and 525,460.16 is: 725,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,426.64 : 1,252,321.12 = 525,460.16 : x
  2. Step 2: Convert to fraction form
    907,426.64/1,252,321.12 = 525,460.16/x
  3. Step 3: Cross multiply
    907,426.64x = 1,252,321.12 × 525,460.16
  4. Step 4: Simplify right side
    907,426.64x = 658,044,856,086.58
  5. Step 5: Solve for x
    x = 658,044,856,086.58/907,426.64
  6. Step 6: Final answer
    x = 725,176.92

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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.