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Finding the Fourth Proportional to 480,050.73, 662,489.03 and 276,101.40

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Solution

The fourth proportional to 480,050.73, 662,489.03 and 276,101.40 is: 381,030.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,050.73 : 662,489.03 = 276,101.40 : x
  2. Step 2: Convert to fraction form
    480,050.73/662,489.03 = 276,101.40/x
  3. Step 3: Cross multiply
    480,050.73x = 662,489.03 × 276,101.40
  4. Step 4: Simplify right side
    480,050.73x = 182,914,147,287.14
  5. Step 5: Solve for x
    x = 182,914,147,287.14/480,050.73
  6. Step 6: Final answer
    x = 381,030.87

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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.