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Finding the Fourth Proportional to 555,964.12, 833,275.54 and 256,034.04

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Solution

The fourth proportional to 555,964.12, 833,275.54 and 256,034.04 is: 383,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,964.12 : 833,275.54 = 256,034.04 : x
  2. Step 2: Convert to fraction form
    555,964.12/833,275.54 = 256,034.04/x
  3. Step 3: Cross multiply
    555,964.12x = 833,275.54 × 256,034.04
  4. Step 4: Simplify right side
    555,964.12x = 213,346,902,939.38
  5. Step 5: Solve for x
    x = 213,346,902,939.38/555,964.12
  6. Step 6: Final answer
    x = 383,742.22

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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.