Home / 1,146,073.12-1,719,107.76-304,624.90

Finding the Fourth Proportional to 1,146,073.12, 1,719,107.76 and 304,624.90

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Solution

The fourth proportional to 1,146,073.12, 1,719,107.76 and 304,624.90 is: 456,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,073.12 : 1,719,107.76 = 304,624.90 : x
  2. Step 2: Convert to fraction form
    1,146,073.12/1,719,107.76 = 304,624.90/x
  3. Step 3: Cross multiply
    1,146,073.12x = 1,719,107.76 × 304,624.90
  4. Step 4: Simplify right side
    1,146,073.12x = 523,683,029,479.22
  5. Step 5: Solve for x
    x = 523,683,029,479.22/1,146,073.12
  6. Step 6: Final answer
    x = 456,936.84

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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.