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Finding the Fourth Proportional to 329,237.57, 493,856.59 and 92,580.28

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Solution

The fourth proportional to 329,237.57, 493,856.59 and 92,580.28 is: 138,870.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,237.57 : 493,856.59 = 92,580.28 : x
  2. Step 2: Convert to fraction form
    329,237.57/493,856.59 = 92,580.28/x
  3. Step 3: Cross multiply
    329,237.57x = 493,856.59 × 92,580.28
  4. Step 4: Simplify right side
    329,237.57x = 45,721,381,382.05
  5. Step 5: Solve for x
    x = 45,721,381,382.05/329,237.57
  6. Step 6: Final answer
    x = 138,870.49

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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.