Home / 910,175.92-1,256,034-502,281.52

Finding the Fourth Proportional to 910,175.92, 1,256,034 and 502,281.52

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Solution

The fourth proportional to 910,175.92, 1,256,034 and 502,281.52 is: 693,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,175.92 : 1,256,034 = 502,281.52 : x
  2. Step 2: Convert to fraction form
    910,175.92/1,256,034 = 502,281.52/x
  3. Step 3: Cross multiply
    910,175.92x = 1,256,034 × 502,281.52
  4. Step 4: Simplify right side
    910,175.92x = 630,882,666,691.68
  5. Step 5: Solve for x
    x = 630,882,666,691.68/910,175.92
  6. Step 6: Final answer
    x = 693,143.66

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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.