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Finding the Fourth Proportional to 559,267.66, 838,949.88 and 154,460.02

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Solution

The fourth proportional to 559,267.66, 838,949.88 and 154,460.02 is: 231,703.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,267.66 : 838,949.88 = 154,460.02 : x
  2. Step 2: Convert to fraction form
    559,267.66/838,949.88 = 154,460.02/x
  3. Step 3: Cross multiply
    559,267.66x = 838,949.88 × 154,460.02
  4. Step 4: Simplify right side
    559,267.66x = 129,584,215,243.80
  5. Step 5: Solve for x
    x = 129,584,215,243.80/559,267.66
  6. Step 6: Final answer
    x = 231,703.39

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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.