Home / 710,034.15-1,065,014.92-260,720.47

Finding the Fourth Proportional to 710,034.15, 1,065,014.92 and 260,720.47

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Solution

The fourth proportional to 710,034.15, 1,065,014.92 and 260,720.47 is: 391,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,034.15 : 1,065,014.92 = 260,720.47 : x
  2. Step 2: Convert to fraction form
    710,034.15/1,065,014.92 = 260,720.47/x
  3. Step 3: Cross multiply
    710,034.15x = 1,065,014.92 × 260,720.47
  4. Step 4: Simplify right side
    710,034.15x = 277,671,189,847.61
  5. Step 5: Solve for x
    x = 277,671,189,847.61/710,034.15
  6. Step 6: Final answer
    x = 391,067.37

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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.