Home / 393,276.45-588,864.90-346,037.25

Finding the Fourth Proportional to 393,276.45, 588,864.90 and 346,037.25

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Solution

The fourth proportional to 393,276.45, 588,864.90 and 346,037.25 is: 518,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,276.45 : 588,864.90 = 346,037.25 : x
  2. Step 2: Convert to fraction form
    393,276.45/588,864.90 = 346,037.25/x
  3. Step 3: Cross multiply
    393,276.45x = 588,864.90 × 346,037.25
  4. Step 4: Simplify right side
    393,276.45x = 203,769,190,617.53
  5. Step 5: Solve for x
    x = 203,769,190,617.53/393,276.45
  6. Step 6: Final answer
    x = 518,132.20

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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.