Home / 572,024.12-858,261.90-217,132.34

Finding the Fourth Proportional to 572,024.12, 858,261.90 and 217,132.34

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Solution

The fourth proportional to 572,024.12, 858,261.90 and 217,132.34 is: 325,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,024.12 : 858,261.90 = 217,132.34 : x
  2. Step 2: Convert to fraction form
    572,024.12/858,261.90 = 217,132.34/x
  3. Step 3: Cross multiply
    572,024.12x = 858,261.90 × 217,132.34
  4. Step 4: Simplify right side
    572,024.12x = 186,356,414,679.85
  5. Step 5: Solve for x
    x = 186,356,414,679.85/572,024.12
  6. Step 6: Final answer
    x = 325,784.19

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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.