Home / 962,838.90-1,443,869.55-331,427.70

Finding the Fourth Proportional to 962,838.90, 1,443,869.55 and 331,427.70

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Solution

The fourth proportional to 962,838.90, 1,443,869.55 and 331,427.70 is: 497,007.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,838.90 : 1,443,869.55 = 331,427.70 : x
  2. Step 2: Convert to fraction form
    962,838.90/1,443,869.55 = 331,427.70/x
  3. Step 3: Cross multiply
    962,838.90x = 1,443,869.55 × 331,427.70
  4. Step 4: Simplify right side
    962,838.90x = 478,538,364,056.54
  5. Step 5: Solve for x
    x = 478,538,364,056.54/962,838.90
  6. Step 6: Final answer
    x = 497,007.72

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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.