Home / 748,266.18-1,032,607.26-404,102.06

Finding the Fourth Proportional to 748,266.18, 1,032,607.26 and 404,102.06

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Solution

The fourth proportional to 748,266.18, 1,032,607.26 and 404,102.06 is: 557,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,266.18 : 1,032,607.26 = 404,102.06 : x
  2. Step 2: Convert to fraction form
    748,266.18/1,032,607.26 = 404,102.06/x
  3. Step 3: Cross multiply
    748,266.18x = 1,032,607.26 × 404,102.06
  4. Step 4: Simplify right side
    748,266.18x = 417,278,720,936.96
  5. Step 5: Solve for x
    x = 417,278,720,936.96/748,266.18
  6. Step 6: Final answer
    x = 557,660.81

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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.