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Finding the Fourth Proportional to 559,885.52, 839,656.02 and 160,419.26

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Solution

The fourth proportional to 559,885.52, 839,656.02 and 160,419.26 is: 240,579.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,885.52 : 839,656.02 = 160,419.26 : x
  2. Step 2: Convert to fraction form
    559,885.52/839,656.02 = 160,419.26/x
  3. Step 3: Cross multiply
    559,885.52x = 839,656.02 × 160,419.26
  4. Step 4: Simplify right side
    559,885.52x = 134,696,997,382.95
  5. Step 5: Solve for x
    x = 134,696,997,382.95/559,885.52
  6. Step 6: Final answer
    x = 240,579.53

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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.