Home / 756,295.52-1,134,439.20-436,239.95

Finding the Fourth Proportional to 756,295.52, 1,134,439.20 and 436,239.95

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Solution

The fourth proportional to 756,295.52, 1,134,439.20 and 436,239.95 is: 654,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,295.52 : 1,134,439.20 = 436,239.95 : x
  2. Step 2: Convert to fraction form
    756,295.52/1,134,439.20 = 436,239.95/x
  3. Step 3: Cross multiply
    756,295.52x = 1,134,439.20 × 436,239.95
  4. Step 4: Simplify right side
    756,295.52x = 494,887,694,213.84
  5. Step 5: Solve for x
    x = 494,887,694,213.84/756,295.52
  6. Step 6: Final answer
    x = 654,357.57

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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.