Home / 579,967.20-870,048-180,514.08

Finding the Fourth Proportional to 579,967.20, 870,048 and 180,514.08

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Solution

The fourth proportional to 579,967.20, 870,048 and 180,514.08 is: 270,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,967.20 : 870,048 = 180,514.08 : x
  2. Step 2: Convert to fraction form
    579,967.20/870,048 = 180,514.08/x
  3. Step 3: Cross multiply
    579,967.20x = 870,048 × 180,514.08
  4. Step 4: Simplify right side
    579,967.20x = 157,055,914,275.84
  5. Step 5: Solve for x
    x = 157,055,914,275.84/579,967.20
  6. Step 6: Final answer
    x = 270,801.37

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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.