Home / 435,519.52-653,130.29-165,582.56

Finding the Fourth Proportional to 435,519.52, 653,130.29 and 165,582.56

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Solution

The fourth proportional to 435,519.52, 653,130.29 and 165,582.56 is: 248,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,519.52 : 653,130.29 = 165,582.56 : x
  2. Step 2: Convert to fraction form
    435,519.52/653,130.29 = 165,582.56/x
  3. Step 3: Cross multiply
    435,519.52x = 653,130.29 × 165,582.56
  4. Step 4: Simplify right side
    435,519.52x = 108,146,987,478.53
  5. Step 5: Solve for x
    x = 108,146,987,478.53/435,519.52
  6. Step 6: Final answer
    x = 248,317.20

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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.