Home / 910,432.88-1,256,397.50-502,534.83

Finding the Fourth Proportional to 910,432.88, 1,256,397.50 and 502,534.83

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Solution

The fourth proportional to 910,432.88, 1,256,397.50 and 502,534.83 is: 693,498.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,432.88 : 1,256,397.50 = 502,534.83 : x
  2. Step 2: Convert to fraction form
    910,432.88/1,256,397.50 = 502,534.83/x
  3. Step 3: Cross multiply
    910,432.88x = 1,256,397.50 × 502,534.83
  4. Step 4: Simplify right side
    910,432.88x = 631,383,501,562.25
  5. Step 5: Solve for x
    x = 631,383,501,562.25/910,432.88
  6. Step 6: Final answer
    x = 693,498.14

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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.