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Finding the Fourth Proportional to 560,692.46, 840,937.19 and 161,235.20

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Solution

The fourth proportional to 560,692.46, 840,937.19 and 161,235.20 is: 241,823.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,692.46 : 840,937.19 = 161,235.20 : x
  2. Step 2: Convert to fraction form
    560,692.46/840,937.19 = 161,235.20/x
  3. Step 3: Cross multiply
    560,692.46x = 840,937.19 × 161,235.20
  4. Step 4: Simplify right side
    560,692.46x = 135,588,671,006.23
  5. Step 5: Solve for x
    x = 135,588,671,006.23/560,692.46
  6. Step 6: Final answer
    x = 241,823.61

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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.