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Finding the Fourth Proportional to 559,666.30, 839,663.52 and 180,645.52

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Solution

The fourth proportional to 559,666.30, 839,663.52 and 180,645.52 is: 271,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,666.30 : 839,663.52 = 180,645.52 : x
  2. Step 2: Convert to fraction form
    559,666.30/839,663.52 = 180,645.52/x
  3. Step 3: Cross multiply
    559,666.30x = 839,663.52 × 180,645.52
  4. Step 4: Simplify right side
    559,666.30x = 151,681,453,195.43
  5. Step 5: Solve for x
    x = 151,681,453,195.43/559,666.30
  6. Step 6: Final answer
    x = 271,021.24

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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.