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Finding the Fourth Proportional to 276,478.08, 414,817.08 and 96,590.16

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Solution

The fourth proportional to 276,478.08, 414,817.08 and 96,590.16 is: 144,920.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,478.08 : 414,817.08 = 96,590.16 : x
  2. Step 2: Convert to fraction form
    276,478.08/414,817.08 = 96,590.16/x
  3. Step 3: Cross multiply
    276,478.08x = 414,817.08 × 96,590.16
  4. Step 4: Simplify right side
    276,478.08x = 40,067,248,127.93
  5. Step 5: Solve for x
    x = 40,067,248,127.93/276,478.08
  6. Step 6: Final answer
    x = 144,920.16

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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.