Home / 403,022.80-604,534.20-284,924.80

Finding the Fourth Proportional to 403,022.80, 604,534.20 and 284,924.80

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Solution

The fourth proportional to 403,022.80, 604,534.20 and 284,924.80 is: 427,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,022.80 : 604,534.20 = 284,924.80 : x
  2. Step 2: Convert to fraction form
    403,022.80/604,534.20 = 284,924.80/x
  3. Step 3: Cross multiply
    403,022.80x = 604,534.20 × 284,924.80
  4. Step 4: Simplify right side
    403,022.80x = 172,246,786,028.16
  5. Step 5: Solve for x
    x = 172,246,786,028.16/403,022.80
  6. Step 6: Final answer
    x = 427,387.20

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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.