Home / 905,975.60-1,360,000.20-532,209.20

Finding the Fourth Proportional to 905,975.60, 1,360,000.20 and 532,209.20

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Solution

The fourth proportional to 905,975.60, 1,360,000.20 and 532,209.20 is: 798,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,975.60 : 1,360,000.20 = 532,209.20 : x
  2. Step 2: Convert to fraction form
    905,975.60/1,360,000.20 = 532,209.20/x
  3. Step 3: Cross multiply
    905,975.60x = 1,360,000.20 × 532,209.20
  4. Step 4: Simplify right side
    905,975.60x = 723,804,618,441.84
  5. Step 5: Solve for x
    x = 723,804,618,441.84/905,975.60
  6. Step 6: Final answer
    x = 798,922.86

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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.