Home / 874,530.60-1,310,800.81-532,218.86

Finding the Fourth Proportional to 874,530.60, 1,310,800.81 and 532,218.86

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Solution

The fourth proportional to 874,530.60, 1,310,800.81 and 532,218.86 is: 797,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,530.60 : 1,310,800.81 = 532,218.86 : x
  2. Step 2: Convert to fraction form
    874,530.60/1,310,800.81 = 532,218.86/x
  3. Step 3: Cross multiply
    874,530.60x = 1,310,800.81 × 532,218.86
  4. Step 4: Simplify right side
    874,530.60x = 697,632,912,785.28
  5. Step 5: Solve for x
    x = 697,632,912,785.28/874,530.60
  6. Step 6: Final answer
    x = 797,722.70

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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.