Home / 748,410.26-1,032,807.17-426,120.50

Finding the Fourth Proportional to 748,410.26, 1,032,807.17 and 426,120.50

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Solution

The fourth proportional to 748,410.26, 1,032,807.17 and 426,120.50 is: 588,046.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,410.26 : 1,032,807.17 = 426,120.50 : x
  2. Step 2: Convert to fraction form
    748,410.26/1,032,807.17 = 426,120.50/x
  3. Step 3: Cross multiply
    748,410.26x = 1,032,807.17 × 426,120.50
  4. Step 4: Simplify right side
    748,410.26x = 440,100,300,389.35
  5. Step 5: Solve for x
    x = 440,100,300,389.35/748,410.26
  6. Step 6: Final answer
    x = 588,046.86

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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.