Home / 962,151.35-1,442,800.49-512,788.46

Finding the Fourth Proportional to 962,151.35, 1,442,800.49 and 512,788.46

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Solution

The fourth proportional to 962,151.35, 1,442,800.49 and 512,788.46 is: 768,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,151.35 : 1,442,800.49 = 512,788.46 : x
  2. Step 2: Convert to fraction form
    962,151.35/1,442,800.49 = 512,788.46/x
  3. Step 3: Cross multiply
    962,151.35x = 1,442,800.49 × 512,788.46
  4. Step 4: Simplify right side
    962,151.35x = 739,851,431,576.40
  5. Step 5: Solve for x
    x = 739,851,431,576.40/962,151.35
  6. Step 6: Final answer
    x = 768,955.36

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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.