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Finding the Fourth Proportional to 475,344.96, 655,992.03 and 260,483.15

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Solution

The fourth proportional to 475,344.96, 655,992.03 and 260,483.15 is: 359,475.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,344.96 : 655,992.03 = 260,483.15 : x
  2. Step 2: Convert to fraction form
    475,344.96/655,992.03 = 260,483.15/x
  3. Step 3: Cross multiply
    475,344.96x = 655,992.03 × 260,483.15
  4. Step 4: Simplify right side
    475,344.96x = 170,874,867,069.33
  5. Step 5: Solve for x
    x = 170,874,867,069.33/475,344.96
  6. Step 6: Final answer
    x = 359,475.50

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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.