Home / 304,615.12-457,024.74-105,073.24

Finding the Fourth Proportional to 304,615.12, 457,024.74 and 105,073.24

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Solution

The fourth proportional to 304,615.12, 457,024.74 and 105,073.24 is: 157,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,615.12 : 457,024.74 = 105,073.24 : x
  2. Step 2: Convert to fraction form
    304,615.12/457,024.74 = 105,073.24/x
  3. Step 3: Cross multiply
    304,615.12x = 457,024.74 × 105,073.24
  4. Step 4: Simplify right side
    304,615.12x = 48,021,070,191.96
  5. Step 5: Solve for x
    x = 48,021,070,191.96/304,615.12
  6. Step 6: Final answer
    x = 157,645.06

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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.