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Finding the Fourth Proportional to 604,149.14, 906,165.12 and 183,428.66

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Solution

The fourth proportional to 604,149.14, 906,165.12 and 183,428.66 is: 275,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,149.14 : 906,165.12 = 183,428.66 : x
  2. Step 2: Convert to fraction form
    604,149.14/906,165.12 = 183,428.66/x
  3. Step 3: Cross multiply
    604,149.14x = 906,165.12 × 183,428.66
  4. Step 4: Simplify right side
    604,149.14x = 166,216,653,700.34
  5. Step 5: Solve for x
    x = 166,216,653,700.34/604,149.14
  6. Step 6: Final answer
    x = 275,125.20

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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.