Home / 649,529.42-975,177.66-365,419.90

Finding the Fourth Proportional to 649,529.42, 975,177.66 and 365,419.90

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Solution

The fourth proportional to 649,529.42, 975,177.66 and 365,419.90 is: 548,626.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,529.42 : 975,177.66 = 365,419.90 : x
  2. Step 2: Convert to fraction form
    649,529.42/975,177.66 = 365,419.90/x
  3. Step 3: Cross multiply
    649,529.42x = 975,177.66 × 365,419.90
  4. Step 4: Simplify right side
    649,529.42x = 356,349,322,999.43
  5. Step 5: Solve for x
    x = 356,349,322,999.43/649,529.42
  6. Step 6: Final answer
    x = 548,626.92

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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.