Home / 960,331.95-1,440,570.83-286,360.52

Finding the Fourth Proportional to 960,331.95, 1,440,570.83 and 286,360.52

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Solution

The fourth proportional to 960,331.95, 1,440,570.83 and 286,360.52 is: 429,562.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,331.95 : 1,440,570.83 = 286,360.52 : x
  2. Step 2: Convert to fraction form
    960,331.95/1,440,570.83 = 286,360.52/x
  3. Step 3: Cross multiply
    960,331.95x = 1,440,570.83 × 286,360.52
  4. Step 4: Simplify right side
    960,331.95x = 412,522,603,340.98
  5. Step 5: Solve for x
    x = 412,522,603,340.98/960,331.95
  6. Step 6: Final answer
    x = 429,562.51

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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.