Home / 721,827.96-1,082,737.08-564,189

Finding the Fourth Proportional to 721,827.96, 1,082,737.08 and 564,189

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Solution

The fourth proportional to 721,827.96, 1,082,737.08 and 564,189 is: 846,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,827.96 : 1,082,737.08 = 564,189 : x
  2. Step 2: Convert to fraction form
    721,827.96/1,082,737.08 = 564,189/x
  3. Step 3: Cross multiply
    721,827.96x = 1,082,737.08 × 564,189
  4. Step 4: Simplify right side
    721,827.96x = 610,868,350,428.12
  5. Step 5: Solve for x
    x = 610,868,350,428.12/721,827.96
  6. Step 6: Final answer
    x = 846,279.70

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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.