Home / 531,354.02-797,206.01-215,726.18

Finding the Fourth Proportional to 531,354.02, 797,206.01 and 215,726.18

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Solution

The fourth proportional to 531,354.02, 797,206.01 and 215,726.18 is: 323,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,354.02 : 797,206.01 = 215,726.18 : x
  2. Step 2: Convert to fraction form
    531,354.02/797,206.01 = 215,726.18/x
  3. Step 3: Cross multiply
    531,354.02x = 797,206.01 × 215,726.18
  4. Step 4: Simplify right side
    531,354.02x = 171,978,202,145.68
  5. Step 5: Solve for x
    x = 171,978,202,145.68/531,354.02
  6. Step 6: Final answer
    x = 323,660.30

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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.