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Finding the Fourth Proportional to 559,873.87, 839,955.59 and 160,543.87

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Solution

The fourth proportional to 559,873.87, 839,955.59 and 160,543.87 is: 240,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,873.87 : 839,955.59 = 160,543.87 : x
  2. Step 2: Convert to fraction form
    559,873.87/839,955.59 = 160,543.87/x
  3. Step 3: Cross multiply
    559,873.87x = 839,955.59 × 160,543.87
  4. Step 4: Simplify right side
    559,873.87x = 134,849,721,046.73
  5. Step 5: Solve for x
    x = 134,849,721,046.73/559,873.87
  6. Step 6: Final answer
    x = 240,857.32

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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.