Home / 748,414.78-1,032,813.38-426,125.03

Finding the Fourth Proportional to 748,414.78, 1,032,813.38 and 426,125.03

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Solution

The fourth proportional to 748,414.78, 1,032,813.38 and 426,125.03 is: 588,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,414.78 : 1,032,813.38 = 426,125.03 : x
  2. Step 2: Convert to fraction form
    748,414.78/1,032,813.38 = 426,125.03/x
  3. Step 3: Cross multiply
    748,414.78x = 1,032,813.38 × 426,125.03
  4. Step 4: Simplify right side
    748,414.78x = 440,107,628,438.15
  5. Step 5: Solve for x
    x = 440,107,628,438.15/748,414.78
  6. Step 6: Final answer
    x = 588,053.10

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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.