Home / 692,964.28-1,039,446.28-260,762.96

Finding the Fourth Proportional to 692,964.28, 1,039,446.28 and 260,762.96

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Solution

The fourth proportional to 692,964.28, 1,039,446.28 and 260,762.96 is: 391,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,964.28 : 1,039,446.28 = 260,762.96 : x
  2. Step 2: Convert to fraction form
    692,964.28/1,039,446.28 = 260,762.96/x
  3. Step 3: Cross multiply
    692,964.28x = 1,039,446.28 × 260,762.96
  4. Step 4: Simplify right side
    692,964.28x = 271,049,088,733.79
  5. Step 5: Solve for x
    x = 271,049,088,733.79/692,964.28
  6. Step 6: Final answer
    x = 391,144.39

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Double scale
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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.