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Finding the Fourth Proportional to 580,586.27, 869,318.43 and 473,528.53

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Solution

The fourth proportional to 580,586.27, 869,318.43 and 473,528.53 is: 709,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,586.27 : 869,318.43 = 473,528.53 : x
  2. Step 2: Convert to fraction form
    580,586.27/869,318.43 = 473,528.53/x
  3. Step 3: Cross multiply
    580,586.27x = 869,318.43 × 473,528.53
  4. Step 4: Simplify right side
    580,586.27x = 411,647,077,570.72
  5. Step 5: Solve for x
    x = 411,647,077,570.72/580,586.27
  6. Step 6: Final answer
    x = 709,019.66

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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.