Home / 960,726.51-1,441,037.79-487,399.57

Finding the Fourth Proportional to 960,726.51, 1,441,037.79 and 487,399.57

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Solution

The fourth proportional to 960,726.51, 1,441,037.79 and 487,399.57 is: 731,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,726.51 : 1,441,037.79 = 487,399.57 : x
  2. Step 2: Convert to fraction form
    960,726.51/1,441,037.79 = 487,399.57/x
  3. Step 3: Cross multiply
    960,726.51x = 1,441,037.79 × 487,399.57
  4. Step 4: Simplify right side
    960,726.51x = 702,361,195,597.16
  5. Step 5: Solve for x
    x = 702,361,195,597.16/960,726.51
  6. Step 6: Final answer
    x = 731,072.98

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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.