Home / 748,325.97-1,032,690.78-426,036.06

Finding the Fourth Proportional to 748,325.97, 1,032,690.78 and 426,036.06

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Solution

The fourth proportional to 748,325.97, 1,032,690.78 and 426,036.06 is: 587,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,325.97 : 1,032,690.78 = 426,036.06 : x
  2. Step 2: Convert to fraction form
    748,325.97/1,032,690.78 = 426,036.06/x
  3. Step 3: Cross multiply
    748,325.97x = 1,032,690.78 × 426,036.06
  4. Step 4: Simplify right side
    748,325.97x = 439,963,511,109.53
  5. Step 5: Solve for x
    x = 439,963,511,109.53/748,325.97
  6. Step 6: Final answer
    x = 587,930.30

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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.