Home / 834,981.28-1,152,276.23-453,007.96

Finding the Fourth Proportional to 834,981.28, 1,152,276.23 and 453,007.96

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Solution

The fourth proportional to 834,981.28, 1,152,276.23 and 453,007.96 is: 625,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,981.28 : 1,152,276.23 = 453,007.96 : x
  2. Step 2: Convert to fraction form
    834,981.28/1,152,276.23 = 453,007.96/x
  3. Step 3: Cross multiply
    834,981.28x = 1,152,276.23 × 453,007.96
  4. Step 4: Simplify right side
    834,981.28x = 521,990,302,560.62
  5. Step 5: Solve for x
    x = 521,990,302,560.62/834,981.28
  6. Step 6: Final answer
    x = 625,152.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.