Home / 963,177.90-1,444,780.89-457,790.42

Finding the Fourth Proportional to 963,177.90, 1,444,780.89 and 457,790.42

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Solution

The fourth proportional to 963,177.90, 1,444,780.89 and 457,790.42 is: 686,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,177.90 : 1,444,780.89 = 457,790.42 : x
  2. Step 2: Convert to fraction form
    963,177.90/1,444,780.89 = 457,790.42/x
  3. Step 3: Cross multiply
    963,177.90x = 1,444,780.89 × 457,790.42
  4. Step 4: Simplify right side
    963,177.90x = 661,406,843,217.17
  5. Step 5: Solve for x
    x = 661,406,843,217.17/963,177.90
  6. Step 6: Final answer
    x = 686,692.30

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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.