Home / 965,441.90-1,448,115.78-358,348.46

Finding the Fourth Proportional to 965,441.90, 1,448,115.78 and 358,348.46

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Solution

The fourth proportional to 965,441.90, 1,448,115.78 and 358,348.46 is: 537,505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,441.90 : 1,448,115.78 = 358,348.46 : x
  2. Step 2: Convert to fraction form
    965,441.90/1,448,115.78 = 358,348.46/x
  3. Step 3: Cross multiply
    965,441.90x = 1,448,115.78 × 358,348.46
  4. Step 4: Simplify right side
    965,441.90x = 518,930,059,664.70
  5. Step 5: Solve for x
    x = 518,930,059,664.70/965,441.90
  6. Step 6: Final answer
    x = 537,505.22

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1.5x scale

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.