Home / 756,949.32-1,134,138.60-456,799.14

Finding the Fourth Proportional to 756,949.32, 1,134,138.60 and 456,799.14

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Solution

The fourth proportional to 756,949.32, 1,134,138.60 and 456,799.14 is: 684,423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,949.32 : 1,134,138.60 = 456,799.14 : x
  2. Step 2: Convert to fraction form
    756,949.32/1,134,138.60 = 456,799.14/x
  3. Step 3: Cross multiply
    756,949.32x = 1,134,138.60 × 456,799.14
  4. Step 4: Simplify right side
    756,949.32x = 518,073,537,120.80
  5. Step 5: Solve for x
    x = 518,073,537,120.80/756,949.32
  6. Step 6: Final answer
    x = 684,423.02

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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.