Home / 918,929.96-1,267,937.52-536,882.93

Finding the Fourth Proportional to 918,929.96, 1,267,937.52 and 536,882.93

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Solution

The fourth proportional to 918,929.96, 1,267,937.52 and 536,882.93 is: 740,789.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,929.96 : 1,267,937.52 = 536,882.93 : x
  2. Step 2: Convert to fraction form
    918,929.96/1,267,937.52 = 536,882.93/x
  3. Step 3: Cross multiply
    918,929.96x = 1,267,937.52 × 536,882.93
  4. Step 4: Simplify right side
    918,929.96x = 680,734,010,794.53
  5. Step 5: Solve for x
    x = 680,734,010,794.53/918,929.96
  6. Step 6: Final answer
    x = 740,789.88

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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.