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Finding the Fourth Proportional to 558,804.08, 838,347.59 and 159,446.26

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Solution

The fourth proportional to 558,804.08, 838,347.59 and 159,446.26 is: 239,209.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,804.08 : 838,347.59 = 159,446.26 : x
  2. Step 2: Convert to fraction form
    558,804.08/838,347.59 = 159,446.26/x
  3. Step 3: Cross multiply
    558,804.08x = 838,347.59 × 159,446.26
  4. Step 4: Simplify right side
    558,804.08x = 133,671,389,252.06
  5. Step 5: Solve for x
    x = 133,671,389,252.06/558,804.08
  6. Step 6: Final answer
    x = 239,209.76

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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.