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Finding the Fourth Proportional to 576,495.30, 864,742.95 and 367,061.70

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Solution

The fourth proportional to 576,495.30, 864,742.95 and 367,061.70 is: 550,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,495.30 : 864,742.95 = 367,061.70 : x
  2. Step 2: Convert to fraction form
    576,495.30/864,742.95 = 367,061.70/x
  3. Step 3: Cross multiply
    576,495.30x = 864,742.95 × 367,061.70
  4. Step 4: Simplify right side
    576,495.30x = 317,414,017,290.02
  5. Step 5: Solve for x
    x = 317,414,017,290.02/576,495.30
  6. Step 6: Final answer
    x = 550,592.55

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Similar ratio
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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.