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Finding the Fourth Proportional to 329,117.04, 493,692.47 and 92,478.17

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Solution

The fourth proportional to 329,117.04, 493,692.47 and 92,478.17 is: 138,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,117.04 : 493,692.47 = 92,478.17 : x
  2. Step 2: Convert to fraction form
    329,117.04/493,692.47 = 92,478.17/x
  3. Step 3: Cross multiply
    329,117.04x = 493,692.47 × 92,478.17
  4. Step 4: Simplify right side
    329,117.04x = 45,655,775,204.25
  5. Step 5: Solve for x
    x = 45,655,775,204.25/329,117.04
  6. Step 6: Final answer
    x = 138,722.01

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1.5x scale

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.