Home / 493,631.11-740,719.89-240,913.69

Finding the Fourth Proportional to 493,631.11, 740,719.89 and 240,913.69

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Solution

The fourth proportional to 493,631.11, 740,719.89 and 240,913.69 is: 361,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,631.11 : 740,719.89 = 240,913.69 : x
  2. Step 2: Convert to fraction form
    493,631.11/740,719.89 = 240,913.69/x
  3. Step 3: Cross multiply
    493,631.11x = 740,719.89 × 240,913.69
  4. Step 4: Simplify right side
    493,631.11x = 178,449,564,271.04
  5. Step 5: Solve for x
    x = 178,449,564,271.04/493,631.11
  6. Step 6: Final answer
    x = 361,503.88

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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.