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Finding the Fourth Proportional to 350,442.40, 525,793.20 and 337,482.40

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Solution

The fourth proportional to 350,442.40, 525,793.20 and 337,482.40 is: 506,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,442.40 : 525,793.20 = 337,482.40 : x
  2. Step 2: Convert to fraction form
    350,442.40/525,793.20 = 337,482.40/x
  3. Step 3: Cross multiply
    350,442.40x = 525,793.20 × 337,482.40
  4. Step 4: Simplify right side
    350,442.40x = 177,445,951,039.68
  5. Step 5: Solve for x
    x = 177,445,951,039.68/350,442.40
  6. Step 6: Final answer
    x = 506,348.41

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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.