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Finding the Fourth Proportional to 373,346.61, 559,794.72 and 148,741.71

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Solution

The fourth proportional to 373,346.61, 559,794.72 and 148,741.71 is: 223,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,346.61 : 559,794.72 = 148,741.71 : x
  2. Step 2: Convert to fraction form
    373,346.61/559,794.72 = 148,741.71/x
  3. Step 3: Cross multiply
    373,346.61x = 559,794.72 × 148,741.71
  4. Step 4: Simplify right side
    373,346.61x = 83,264,823,901.77
  5. Step 5: Solve for x
    x = 83,264,823,901.77/373,346.61
  6. Step 6: Final answer
    x = 223,022.85

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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.