Home / 916,167.55-1,374,787.14-383,644.03

Finding the Fourth Proportional to 916,167.55, 1,374,787.14 and 383,644.03

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Solution

The fourth proportional to 916,167.55, 1,374,787.14 and 383,644.03 is: 575,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,167.55 : 1,374,787.14 = 383,644.03 : x
  2. Step 2: Convert to fraction form
    916,167.55/1,374,787.14 = 383,644.03/x
  3. Step 3: Cross multiply
    916,167.55x = 1,374,787.14 × 383,644.03
  4. Step 4: Simplify right side
    916,167.55x = 527,428,878,781.77
  5. Step 5: Solve for x
    x = 527,428,878,781.77/916,167.55
  6. Step 6: Final answer
    x = 575,690.42

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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.