Home / 867,074.60-1,300,736.51-268,082.46

Finding the Fourth Proportional to 867,074.60, 1,300,736.51 and 268,082.46

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Solution

The fourth proportional to 867,074.60, 1,300,736.51 and 268,082.46 is: 402,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,074.60 : 1,300,736.51 = 268,082.46 : x
  2. Step 2: Convert to fraction form
    867,074.60/1,300,736.51 = 268,082.46/x
  3. Step 3: Cross multiply
    867,074.60x = 1,300,736.51 × 268,082.46
  4. Step 4: Simplify right side
    867,074.60x = 348,704,647,024.36
  5. Step 5: Solve for x
    x = 348,704,647,024.36/867,074.60
  6. Step 6: Final answer
    x = 402,162.22

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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.