Home / 705,749.53-1,058,029.17-306,089.29

Finding the Fourth Proportional to 705,749.53, 1,058,029.17 and 306,089.29

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Solution

The fourth proportional to 705,749.53, 1,058,029.17 and 306,089.29 is: 458,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,749.53 : 1,058,029.17 = 306,089.29 : x
  2. Step 2: Convert to fraction form
    705,749.53/1,058,029.17 = 306,089.29/x
  3. Step 3: Cross multiply
    705,749.53x = 1,058,029.17 × 306,089.29
  4. Step 4: Simplify right side
    705,749.53x = 323,851,392,154.44
  5. Step 5: Solve for x
    x = 323,851,392,154.44/705,749.53
  6. Step 6: Final answer
    x = 458,875.82

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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.