Home / 309,926.20-464,677.07-157,828.86

Finding the Fourth Proportional to 309,926.20, 464,677.07 and 157,828.86

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Solution

The fourth proportional to 309,926.20, 464,677.07 and 157,828.86 is: 236,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,926.20 : 464,677.07 = 157,828.86 : x
  2. Step 2: Convert to fraction form
    309,926.20/464,677.07 = 157,828.86/x
  3. Step 3: Cross multiply
    309,926.20x = 464,677.07 × 157,828.86
  4. Step 4: Simplify right side
    309,926.20x = 73,339,452,226.24
  5. Step 5: Solve for x
    x = 73,339,452,226.24/309,926.20
  6. Step 6: Final answer
    x = 236,635.21

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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.