Home / 970,516.80-1,455,775.20-260,616.60

Finding the Fourth Proportional to 970,516.80, 1,455,775.20 and 260,616.60

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Solution

The fourth proportional to 970,516.80, 1,455,775.20 and 260,616.60 is: 390,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,516.80 : 1,455,775.20 = 260,616.60 : x
  2. Step 2: Convert to fraction form
    970,516.80/1,455,775.20 = 260,616.60/x
  3. Step 3: Cross multiply
    970,516.80x = 1,455,775.20 × 260,616.60
  4. Step 4: Simplify right side
    970,516.80x = 379,399,182,988.32
  5. Step 5: Solve for x
    x = 379,399,182,988.32/970,516.80
  6. Step 6: Final answer
    x = 390,924.90

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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.