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Finding the Fourth Proportional to 329,028.06, 493,746.21 and 151,560.30

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Solution

The fourth proportional to 329,028.06, 493,746.21 and 151,560.30 is: 227,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,028.06 : 493,746.21 = 151,560.30 : x
  2. Step 2: Convert to fraction form
    329,028.06/493,746.21 = 151,560.30/x
  3. Step 3: Cross multiply
    329,028.06x = 493,746.21 × 151,560.30
  4. Step 4: Simplify right side
    329,028.06x = 74,832,323,711.46
  5. Step 5: Solve for x
    x = 74,832,323,711.46/329,028.06
  6. Step 6: Final answer
    x = 227,434.47

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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.