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Finding the Fourth Proportional to 373,184.32, 559,646.88 and 123,808

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Solution

The fourth proportional to 373,184.32, 559,646.88 and 123,808 is: 185,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,184.32 : 559,646.88 = 123,808 : x
  2. Step 2: Convert to fraction form
    373,184.32/559,646.88 = 123,808/x
  3. Step 3: Cross multiply
    373,184.32x = 559,646.88 × 123,808
  4. Step 4: Simplify right side
    373,184.32x = 69,288,760,919.04
  5. Step 5: Solve for x
    x = 69,288,760,919.04/373,184.32
  6. Step 6: Final answer
    x = 185,669.00

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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.