Home / 801,146.96-1,105,704.24-456,981.20

Finding the Fourth Proportional to 801,146.96, 1,105,704.24 and 456,981.20

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Solution

The fourth proportional to 801,146.96, 1,105,704.24 and 456,981.20 is: 630,703.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,146.96 : 1,105,704.24 = 456,981.20 : x
  2. Step 2: Convert to fraction form
    801,146.96/1,105,704.24 = 456,981.20/x
  3. Step 3: Cross multiply
    801,146.96x = 1,105,704.24 × 456,981.20
  4. Step 4: Simplify right side
    801,146.96x = 505,286,050,440.29
  5. Step 5: Solve for x
    x = 505,286,050,440.29/801,146.96
  6. Step 6: Final answer
    x = 630,703.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.