Home / 485,252.08-669,668.40-270,392.24

Finding the Fourth Proportional to 485,252.08, 669,668.40 and 270,392.24

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Solution

The fourth proportional to 485,252.08, 669,668.40 and 270,392.24 is: 373,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,252.08 : 669,668.40 = 270,392.24 : x
  2. Step 2: Convert to fraction form
    485,252.08/669,668.40 = 270,392.24/x
  3. Step 3: Cross multiply
    485,252.08x = 669,668.40 × 270,392.24
  4. Step 4: Simplify right side
    485,252.08x = 181,073,138,733.22
  5. Step 5: Solve for x
    x = 181,073,138,733.22/485,252.08
  6. Step 6: Final answer
    x = 373,152.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.