Home / 710,408.24-1,065,780.43-230,635.11

Finding the Fourth Proportional to 710,408.24, 1,065,780.43 and 230,635.11

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Solution

The fourth proportional to 710,408.24, 1,065,780.43 and 230,635.11 is: 346,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,408.24 : 1,065,780.43 = 230,635.11 : x
  2. Step 2: Convert to fraction form
    710,408.24/1,065,780.43 = 230,635.11/x
  3. Step 3: Cross multiply
    710,408.24x = 1,065,780.43 × 230,635.11
  4. Step 4: Simplify right side
    710,408.24x = 245,806,391,426.31
  5. Step 5: Solve for x
    x = 245,806,391,426.31/710,408.24
  6. Step 6: Final answer
    x = 346,007.24

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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.