Home / 710,191.80-1,063,217.34-372,431.52

Finding the Fourth Proportional to 710,191.80, 1,063,217.34 and 372,431.52

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Solution

The fourth proportional to 710,191.80, 1,063,217.34 and 372,431.52 is: 557,561.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,191.80 : 1,063,217.34 = 372,431.52 : x
  2. Step 2: Convert to fraction form
    710,191.80/1,063,217.34 = 372,431.52/x
  3. Step 3: Cross multiply
    710,191.80x = 1,063,217.34 × 372,431.52
  4. Step 4: Simplify right side
    710,191.80x = 395,975,650,026.56
  5. Step 5: Solve for x
    x = 395,975,650,026.56/710,191.80
  6. Step 6: Final answer
    x = 557,561.56

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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.