Home / 875,200.20-1,310,175.90-823,295.40

Finding the Fourth Proportional to 875,200.20, 1,310,175.90 and 823,295.40

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Solution

The fourth proportional to 875,200.20, 1,310,175.90 and 823,295.40 is: 1,232,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,200.20 : 1,310,175.90 = 823,295.40 : x
  2. Step 2: Convert to fraction form
    875,200.20/1,310,175.90 = 823,295.40/x
  3. Step 3: Cross multiply
    875,200.20x = 1,310,175.90 × 823,295.40
  4. Step 4: Simplify right side
    875,200.20x = 1,078,661,791,660.86
  5. Step 5: Solve for x
    x = 1,078,661,791,660.86/875,200.20
  6. Step 6: Final answer
    x = 1,232,474.34

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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.