Home / 985,374.30-1,359,818.53-532,665.30

Finding the Fourth Proportional to 985,374.30, 1,359,818.53 and 532,665.30

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Solution

The fourth proportional to 985,374.30, 1,359,818.53 and 532,665.30 is: 735,079.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,374.30 : 1,359,818.53 = 532,665.30 : x
  2. Step 2: Convert to fraction form
    985,374.30/1,359,818.53 = 532,665.30/x
  3. Step 3: Cross multiply
    985,374.30x = 1,359,818.53 × 532,665.30
  4. Step 4: Simplify right side
    985,374.30x = 724,328,143,896.35
  5. Step 5: Solve for x
    x = 724,328,143,896.35/985,374.30
  6. Step 6: Final answer
    x = 735,079.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.