Home / 732,801.60-1,099,850.40-432,907.20

Finding the Fourth Proportional to 732,801.60, 1,099,850.40 and 432,907.20

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Solution

The fourth proportional to 732,801.60, 1,099,850.40 and 432,907.20 is: 649,743.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,801.60 : 1,099,850.40 = 432,907.20 : x
  2. Step 2: Convert to fraction form
    732,801.60/1,099,850.40 = 432,907.20/x
  3. Step 3: Cross multiply
    732,801.60x = 1,099,850.40 × 432,907.20
  4. Step 4: Simplify right side
    732,801.60x = 476,133,157,082.88
  5. Step 5: Solve for x
    x = 476,133,157,082.88/732,801.60
  6. Step 6: Final answer
    x = 649,743.61

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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.