Home / 705,755.71-1,058,038.52-306,095.58

Finding the Fourth Proportional to 705,755.71, 1,058,038.52 and 306,095.58

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Solution

The fourth proportional to 705,755.71, 1,058,038.52 and 306,095.58 is: 458,885.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,755.71 : 1,058,038.52 = 306,095.58 : x
  2. Step 2: Convert to fraction form
    705,755.71/1,058,038.52 = 306,095.58/x
  3. Step 3: Cross multiply
    705,755.71x = 1,058,038.52 × 306,095.58
  4. Step 4: Simplify right side
    705,755.71x = 323,860,914,441.74
  5. Step 5: Solve for x
    x = 323,860,914,441.74/705,755.71
  6. Step 6: Final answer
    x = 458,885.29

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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.