Home / 962,105.70-1,442,752.38-288,282.72

Finding the Fourth Proportional to 962,105.70, 1,442,752.38 and 288,282.72

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Solution

The fourth proportional to 962,105.70, 1,442,752.38 and 288,282.72 is: 432,302.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,105.70 : 1,442,752.38 = 288,282.72 : x
  2. Step 2: Convert to fraction form
    962,105.70/1,442,752.38 = 288,282.72/x
  3. Step 3: Cross multiply
    962,105.70x = 1,442,752.38 × 288,282.72
  4. Step 4: Simplify right side
    962,105.70x = 415,920,580,392.87
  5. Step 5: Solve for x
    x = 415,920,580,392.87/962,105.70
  6. Step 6: Final answer
    x = 432,302.38

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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.