Home / 400,172.05-600,259.09-163,514.73

Finding the Fourth Proportional to 400,172.05, 600,259.09 and 163,514.73

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Solution

The fourth proportional to 400,172.05, 600,259.09 and 163,514.73 is: 245,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,172.05 : 600,259.09 = 163,514.73 : x
  2. Step 2: Convert to fraction form
    400,172.05/600,259.09 = 163,514.73/x
  3. Step 3: Cross multiply
    400,172.05x = 600,259.09 × 163,514.73
  4. Step 4: Simplify right side
    400,172.05x = 98,151,201,803.71
  5. Step 5: Solve for x
    x = 98,151,201,803.71/400,172.05
  6. Step 6: Final answer
    x = 245,272.51

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1.5x scale

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.