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Finding the Fourth Proportional to 480,944.32, 663,668.10 and 266,087.97

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Solution

The fourth proportional to 480,944.32, 663,668.10 and 266,087.97 is: 367,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,944.32 : 663,668.10 = 266,087.97 : x
  2. Step 2: Convert to fraction form
    480,944.32/663,668.10 = 266,087.97/x
  3. Step 3: Cross multiply
    480,944.32x = 663,668.10 × 266,087.97
  4. Step 4: Simplify right side
    480,944.32x = 176,594,097,482.76
  5. Step 5: Solve for x
    x = 176,594,097,482.76/480,944.32
  6. Step 6: Final answer
    x = 367,182.00

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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.