Home / 896,138.64-1,344,180.96-363,646.80

Finding the Fourth Proportional to 896,138.64, 1,344,180.96 and 363,646.80

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Solution

The fourth proportional to 896,138.64, 1,344,180.96 and 363,646.80 is: 545,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,138.64 : 1,344,180.96 = 363,646.80 : x
  2. Step 2: Convert to fraction form
    896,138.64/1,344,180.96 = 363,646.80/x
  3. Step 3: Cross multiply
    896,138.64x = 1,344,180.96 × 363,646.80
  4. Step 4: Simplify right side
    896,138.64x = 488,807,104,724.93
  5. Step 5: Solve for x
    x = 488,807,104,724.93/896,138.64
  6. Step 6: Final answer
    x = 545,459.24

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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.