Home / 748,372.86-1,032,802.14-426,111.12

Finding the Fourth Proportional to 748,372.86, 1,032,802.14 and 426,111.12

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Solution

The fourth proportional to 748,372.86, 1,032,802.14 and 426,111.12 is: 588,060.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,372.86 : 1,032,802.14 = 426,111.12 : x
  2. Step 2: Convert to fraction form
    748,372.86/1,032,802.14 = 426,111.12/x
  3. Step 3: Cross multiply
    748,372.86x = 1,032,802.14 × 426,111.12
  4. Step 4: Simplify right side
    748,372.86x = 440,088,476,613.80
  5. Step 5: Solve for x
    x = 440,088,476,613.80/748,372.86
  6. Step 6: Final answer
    x = 588,060.44

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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.