Home / 415,050.28-621,577.36-237,017.68

Finding the Fourth Proportional to 415,050.28, 621,577.36 and 237,017.68

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Solution

The fourth proportional to 415,050.28, 621,577.36 and 237,017.68 is: 354,956.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,050.28 : 621,577.36 = 237,017.68 : x
  2. Step 2: Convert to fraction form
    415,050.28/621,577.36 = 237,017.68/x
  3. Step 3: Cross multiply
    415,050.28x = 621,577.36 × 237,017.68
  4. Step 4: Simplify right side
    415,050.28x = 147,324,823,807.73
  5. Step 5: Solve for x
    x = 147,324,823,807.73/415,050.28
  6. Step 6: Final answer
    x = 354,956.57

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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.