Home / 575,260.42-862,916.55-220,182.34

Finding the Fourth Proportional to 575,260.42, 862,916.55 and 220,182.34

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Solution

The fourth proportional to 575,260.42, 862,916.55 and 220,182.34 is: 330,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,260.42 : 862,916.55 = 220,182.34 : x
  2. Step 2: Convert to fraction form
    575,260.42/862,916.55 = 220,182.34/x
  3. Step 3: Cross multiply
    575,260.42x = 862,916.55 × 220,182.34
  4. Step 4: Simplify right side
    575,260.42x = 189,998,985,203.73
  5. Step 5: Solve for x
    x = 189,998,985,203.73/575,260.42
  6. Step 6: Final answer
    x = 330,283.43

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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.