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Finding the Fourth Proportional to 342,324.12, 513,607.84 and 152,767.24

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Solution

The fourth proportional to 342,324.12, 513,607.84 and 152,767.24 is: 229,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,324.12 : 513,607.84 = 152,767.24 : x
  2. Step 2: Convert to fraction form
    342,324.12/513,607.84 = 152,767.24/x
  3. Step 3: Cross multiply
    342,324.12x = 513,607.84 × 152,767.24
  4. Step 4: Simplify right side
    342,324.12x = 78,462,452,159.16
  5. Step 5: Solve for x
    x = 78,462,452,159.16/342,324.12
  6. Step 6: Final answer
    x = 229,205.15

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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.