Home / 413,042.76-569,964.06-231,730.20

Finding the Fourth Proportional to 413,042.76, 569,964.06 and 231,730.20

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Solution

The fourth proportional to 413,042.76, 569,964.06 and 231,730.20 is: 319,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,042.76 : 569,964.06 = 231,730.20 : x
  2. Step 2: Convert to fraction form
    413,042.76/569,964.06 = 231,730.20/x
  3. Step 3: Cross multiply
    413,042.76x = 569,964.06 × 231,730.20
  4. Step 4: Simplify right side
    413,042.76x = 132,077,885,616.61
  5. Step 5: Solve for x
    x = 132,077,885,616.61/413,042.76
  6. Step 6: Final answer
    x = 319,768.07

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1.5x scale

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.