Home / 448,564.60-672,085.24-270,697.92

Finding the Fourth Proportional to 448,564.60, 672,085.24 and 270,697.92

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Solution

The fourth proportional to 448,564.60, 672,085.24 and 270,697.92 is: 405,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,564.60 : 672,085.24 = 270,697.92 : x
  2. Step 2: Convert to fraction form
    448,564.60/672,085.24 = 270,697.92/x
  3. Step 3: Cross multiply
    448,564.60x = 672,085.24 × 270,697.92
  4. Step 4: Simplify right side
    448,564.60x = 181,932,076,530.70
  5. Step 5: Solve for x
    x = 181,932,076,530.70/448,564.60
  6. Step 6: Final answer
    x = 405,587.24

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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.