Home / 304,954.46-457,435.33-145,047.40

Finding the Fourth Proportional to 304,954.46, 457,435.33 and 145,047.40

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Solution

The fourth proportional to 304,954.46, 457,435.33 and 145,047.40 is: 217,572.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,954.46 : 457,435.33 = 145,047.40 : x
  2. Step 2: Convert to fraction form
    304,954.46/457,435.33 = 145,047.40/x
  3. Step 3: Cross multiply
    304,954.46x = 457,435.33 × 145,047.40
  4. Step 4: Simplify right side
    304,954.46x = 66,349,805,284.64
  5. Step 5: Solve for x
    x = 66,349,805,284.64/304,954.46
  6. Step 6: Final answer
    x = 217,572.83

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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.