Home / 347,206.02-479,087.64-202,044.30

Finding the Fourth Proportional to 347,206.02, 479,087.64 and 202,044.30

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Solution

The fourth proportional to 347,206.02, 479,087.64 and 202,044.30 is: 278,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,206.02 : 479,087.64 = 202,044.30 : x
  2. Step 2: Convert to fraction form
    347,206.02/479,087.64 = 202,044.30/x
  3. Step 3: Cross multiply
    347,206.02x = 479,087.64 × 202,044.30
  4. Step 4: Simplify right side
    347,206.02x = 96,796,926,862.45
  5. Step 5: Solve for x
    x = 96,796,926,862.45/347,206.02
  6. Step 6: Final answer
    x = 278,788.16

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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.