Home / 748,493.62-1,032,931.08-426,205.01

Finding the Fourth Proportional to 748,493.62, 1,032,931.08 and 426,205.01

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Solution

The fourth proportional to 748,493.62, 1,032,931.08 and 426,205.01 is: 588,168.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,493.62 : 1,032,931.08 = 426,205.01 : x
  2. Step 2: Convert to fraction form
    748,493.62/1,032,931.08 = 426,205.01/x
  3. Step 3: Cross multiply
    748,493.62x = 1,032,931.08 × 426,205.01
  4. Step 4: Simplify right side
    748,493.62x = 440,240,403,863.04
  5. Step 5: Solve for x
    x = 440,240,403,863.04/748,493.62
  6. Step 6: Final answer
    x = 588,168.55

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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.