Home / 1,053,031.72-1,579,546.38-343,058.68

Finding the Fourth Proportional to 1,053,031.72, 1,579,546.38 and 343,058.68

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Solution

The fourth proportional to 1,053,031.72, 1,579,546.38 and 343,058.68 is: 514,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,031.72 : 1,579,546.38 = 343,058.68 : x
  2. Step 2: Convert to fraction form
    1,053,031.72/1,579,546.38 = 343,058.68/x
  3. Step 3: Cross multiply
    1,053,031.72x = 1,579,546.38 × 343,058.68
  4. Step 4: Simplify right side
    1,053,031.72x = 541,877,096,121.58
  5. Step 5: Solve for x
    x = 541,877,096,121.58/1,053,031.72
  6. Step 6: Final answer
    x = 514,587.63

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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.