Home / 705,754.71-1,058,037.02-306,094.58

Finding the Fourth Proportional to 705,754.71, 1,058,037.02 and 306,094.58

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Solution

The fourth proportional to 705,754.71, 1,058,037.02 and 306,094.58 is: 458,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,754.71 : 1,058,037.02 = 306,094.58 : x
  2. Step 2: Convert to fraction form
    705,754.71/1,058,037.02 = 306,094.58/x
  3. Step 3: Cross multiply
    705,754.71x = 1,058,037.02 × 306,094.58
  4. Step 4: Simplify right side
    705,754.71x = 323,859,397,261.35
  5. Step 5: Solve for x
    x = 323,859,397,261.35/705,754.71
  6. Step 6: Final answer
    x = 458,883.79

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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.