Home / 748,101.02-1,032,386.00-425,831.87

Finding the Fourth Proportional to 748,101.02, 1,032,386.00 and 425,831.87

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Solution

The fourth proportional to 748,101.02, 1,032,386.00 and 425,831.87 is: 587,651.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,101.02 : 1,032,386.00 = 425,831.87 : x
  2. Step 2: Convert to fraction form
    748,101.02/1,032,386.00 = 425,831.87/x
  3. Step 3: Cross multiply
    748,101.02x = 1,032,386.00 × 425,831.87
  4. Step 4: Simplify right side
    748,101.02x = 439,622,853,650.73
  5. Step 5: Solve for x
    x = 439,622,853,650.73/748,101.02
  6. Step 6: Final answer
    x = 587,651.73

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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.