Home / 916,615.20-1,373,082.45-467,317.92

Finding the Fourth Proportional to 916,615.20, 1,373,082.45 and 467,317.92

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Solution

The fourth proportional to 916,615.20, 1,373,082.45 and 467,317.92 is: 700,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,615.20 : 1,373,082.45 = 467,317.92 : x
  2. Step 2: Convert to fraction form
    916,615.20/1,373,082.45 = 467,317.92/x
  3. Step 3: Cross multiply
    916,615.20x = 1,373,082.45 × 467,317.92
  4. Step 4: Simplify right side
    916,615.20x = 641,666,034,522.50
  5. Step 5: Solve for x
    x = 641,666,034,522.50/916,615.20
  6. Step 6: Final answer
    x = 700,038.61

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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.