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Finding the Fourth Proportional to 475,084.62, 655,593.39 and 260,225.64

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Solution

The fourth proportional to 475,084.62, 655,593.39 and 260,225.64 is: 359,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,084.62 : 655,593.39 = 260,225.64 : x
  2. Step 2: Convert to fraction form
    475,084.62/655,593.39 = 260,225.64/x
  3. Step 3: Cross multiply
    475,084.62x = 655,593.39 × 260,225.64
  4. Step 4: Simplify right side
    475,084.62x = 170,602,209,492.52
  5. Step 5: Solve for x
    x = 170,602,209,492.52/475,084.62
  6. Step 6: Final answer
    x = 359,098.57

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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.