Home / 435,507.36-653,514-169,451.52

Finding the Fourth Proportional to 435,507.36, 653,514 and 169,451.52

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Solution

The fourth proportional to 435,507.36, 653,514 and 169,451.52 is: 254,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,507.36 : 653,514 = 169,451.52 : x
  2. Step 2: Convert to fraction form
    435,507.36/653,514 = 169,451.52/x
  3. Step 3: Cross multiply
    435,507.36x = 653,514 × 169,451.52
  4. Step 4: Simplify right side
    435,507.36x = 110,738,940,641.28
  5. Step 5: Solve for x
    x = 110,738,940,641.28/435,507.36
  6. Step 6: Final answer
    x = 254,275.70

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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.