Home / 658,024.96-908,077.32-356,218.96

Finding the Fourth Proportional to 658,024.96, 908,077.32 and 356,218.96

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Solution

The fourth proportional to 658,024.96, 908,077.32 and 356,218.96 is: 491,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,024.96 : 908,077.32 = 356,218.96 : x
  2. Step 2: Convert to fraction form
    658,024.96/908,077.32 = 356,218.96/x
  3. Step 3: Cross multiply
    658,024.96x = 908,077.32 × 356,218.96
  4. Step 4: Simplify right side
    658,024.96x = 323,474,358,529.99
  5. Step 5: Solve for x
    x = 323,474,358,529.99/658,024.96
  6. Step 6: Final answer
    x = 491,583.72

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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.