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Finding the Fourth Proportional to 332,963.80, 499,519.64 and 155,373.93

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Solution

The fourth proportional to 332,963.80, 499,519.64 and 155,373.93 is: 233,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,963.80 : 499,519.64 = 155,373.93 : x
  2. Step 2: Convert to fraction form
    332,963.80/499,519.64 = 155,373.93/x
  3. Step 3: Cross multiply
    332,963.80x = 499,519.64 × 155,373.93
  4. Step 4: Simplify right side
    332,963.80x = 77,612,329,967.42
  5. Step 5: Solve for x
    x = 77,612,329,967.42/332,963.80
  6. Step 6: Final answer
    x = 233,095.40

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1.5x scale

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.