Home / 962,505.42-1,443,259.74-513,105.58

Finding the Fourth Proportional to 962,505.42, 1,443,259.74 and 513,105.58

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Solution

The fourth proportional to 962,505.42, 1,443,259.74 and 513,105.58 is: 769,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,505.42 : 1,443,259.74 = 513,105.58 : x
  2. Step 2: Convert to fraction form
    962,505.42/1,443,259.74 = 513,105.58/x
  3. Step 3: Cross multiply
    962,505.42x = 1,443,259.74 × 513,105.58
  4. Step 4: Simplify right side
    962,505.42x = 740,544,625,983.35
  5. Step 5: Solve for x
    x = 740,544,625,983.35/962,505.42
  6. Step 6: Final answer
    x = 769,392.68

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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.