Home / 804,001.60-1,204,252.80-487,907.20

Finding the Fourth Proportional to 804,001.60, 1,204,252.80 and 487,907.20

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Solution

The fourth proportional to 804,001.60, 1,204,252.80 and 487,907.20 is: 730,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,001.60 : 1,204,252.80 = 487,907.20 : x
  2. Step 2: Convert to fraction form
    804,001.60/1,204,252.80 = 487,907.20/x
  3. Step 3: Cross multiply
    804,001.60x = 1,204,252.80 × 487,907.20
  4. Step 4: Simplify right side
    804,001.60x = 587,563,611,740.16
  5. Step 5: Solve for x
    x = 587,563,611,740.16/804,001.60
  6. Step 6: Final answer
    x = 730,799.06

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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.