Home / 574,529.16-861,852.60-219,841.56

Finding the Fourth Proportional to 574,529.16, 861,852.60 and 219,841.56

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Solution

The fourth proportional to 574,529.16, 861,852.60 and 219,841.56 is: 329,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,529.16 : 861,852.60 = 219,841.56 : x
  2. Step 2: Convert to fraction form
    574,529.16/861,852.60 = 219,841.56/x
  3. Step 3: Cross multiply
    574,529.16x = 861,852.60 × 219,841.56
  4. Step 4: Simplify right side
    574,529.16x = 189,471,020,074.06
  5. Step 5: Solve for x
    x = 189,471,020,074.06/574,529.16
  6. Step 6: Final answer
    x = 329,784.86

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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.