Home / 801,441.52-1,105,989.30-461,931.64

Finding the Fourth Proportional to 801,441.52, 1,105,989.30 and 461,931.64

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Solution

The fourth proportional to 801,441.52, 1,105,989.30 and 461,931.64 is: 637,465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,441.52 : 1,105,989.30 = 461,931.64 : x
  2. Step 2: Convert to fraction form
    801,441.52/1,105,989.30 = 461,931.64/x
  3. Step 3: Cross multiply
    801,441.52x = 1,105,989.30 × 461,931.64
  4. Step 4: Simplify right side
    801,441.52x = 510,891,451,171.45
  5. Step 5: Solve for x
    x = 510,891,451,171.45/801,441.52
  6. Step 6: Final answer
    x = 637,465.66

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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.