Home / 1,142,182.31-1,712,067.84-383,304.24

Finding the Fourth Proportional to 1,142,182.31, 1,712,067.84 and 383,304.24

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Solution

The fourth proportional to 1,142,182.31, 1,712,067.84 and 383,304.24 is: 574,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,182.31 : 1,712,067.84 = 383,304.24 : x
  2. Step 2: Convert to fraction form
    1,142,182.31/1,712,067.84 = 383,304.24/x
  3. Step 3: Cross multiply
    1,142,182.31x = 1,712,067.84 × 383,304.24
  4. Step 4: Simplify right side
    1,142,182.31x = 656,242,862,239.64
  5. Step 5: Solve for x
    x = 656,242,862,239.64/1,142,182.31
  6. Step 6: Final answer
    x = 574,551.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.