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Finding the Fourth Proportional to 416,598.15, 574,902.58 and 225,607.17

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Solution

The fourth proportional to 416,598.15, 574,902.58 and 225,607.17 is: 311,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,598.15 : 574,902.58 = 225,607.17 : x
  2. Step 2: Convert to fraction form
    416,598.15/574,902.58 = 225,607.17/x
  3. Step 3: Cross multiply
    416,598.15x = 574,902.58 × 225,607.17
  4. Step 4: Simplify right side
    416,598.15x = 129,702,144,099.50
  5. Step 5: Solve for x
    x = 129,702,144,099.50/416,598.15
  6. Step 6: Final answer
    x = 311,336.34

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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.