Home / 925,695.60-1,388,543.40-260,847.60

Finding the Fourth Proportional to 925,695.60, 1,388,543.40 and 260,847.60

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Solution

The fourth proportional to 925,695.60, 1,388,543.40 and 260,847.60 is: 391,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,695.60 : 1,388,543.40 = 260,847.60 : x
  2. Step 2: Convert to fraction form
    925,695.60/1,388,543.40 = 260,847.60/x
  3. Step 3: Cross multiply
    925,695.60x = 1,388,543.40 × 260,847.60
  4. Step 4: Simplify right side
    925,695.60x = 362,198,213,385.84
  5. Step 5: Solve for x
    x = 362,198,213,385.84/925,695.60
  6. Step 6: Final answer
    x = 391,271.40

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Double scale
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Similar ratio
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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.