Home / 804,527.60-1,205,041.80-488,433.20

Finding the Fourth Proportional to 804,527.60, 1,205,041.80 and 488,433.20

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Solution

The fourth proportional to 804,527.60, 1,205,041.80 and 488,433.20 is: 731,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,527.60 : 1,205,041.80 = 488,433.20 : x
  2. Step 2: Convert to fraction form
    804,527.60/1,205,041.80 = 488,433.20/x
  3. Step 3: Cross multiply
    804,527.60x = 1,205,041.80 × 488,433.20
  4. Step 4: Simplify right side
    804,527.60x = 588,582,422,507.76
  5. Step 5: Solve for x
    x = 588,582,422,507.76/804,527.60
  6. Step 6: Final answer
    x = 731,587.61

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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.