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Finding the Fourth Proportional to 541,595.50, 747,427.46 and 326,730.95

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Solution

The fourth proportional to 541,595.50, 747,427.46 and 326,730.95 is: 450,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,595.50 : 747,427.46 = 326,730.95 : x
  2. Step 2: Convert to fraction form
    541,595.50/747,427.46 = 326,730.95/x
  3. Step 3: Cross multiply
    541,595.50x = 747,427.46 × 326,730.95
  4. Step 4: Simplify right side
    541,595.50x = 244,207,684,061.89
  5. Step 5: Solve for x
    x = 244,207,684,061.89/541,595.50
  6. Step 6: Final answer
    x = 450,904.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.