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Finding the Fourth Proportional to 377,502.66, 566,480.12 and 141,011.55

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Solution

The fourth proportional to 377,502.66, 566,480.12 and 141,011.55 is: 211,601.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,502.66 : 566,480.12 = 141,011.55 : x
  2. Step 2: Convert to fraction form
    377,502.66/566,480.12 = 141,011.55/x
  3. Step 3: Cross multiply
    377,502.66x = 566,480.12 × 141,011.55
  4. Step 4: Simplify right side
    377,502.66x = 79,880,239,060.33
  5. Step 5: Solve for x
    x = 79,880,239,060.33/377,502.66
  6. Step 6: Final answer
    x = 211,601.79

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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.