Home / 705,755.97-1,058,038.90-306,095.83

Finding the Fourth Proportional to 705,755.97, 1,058,038.90 and 306,095.83

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Solution

The fourth proportional to 705,755.97, 1,058,038.90 and 306,095.83 is: 458,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,755.97 : 1,058,038.90 = 306,095.83 : x
  2. Step 2: Convert to fraction form
    705,755.97/1,058,038.90 = 306,095.83/x
  3. Step 3: Cross multiply
    705,755.97x = 1,058,038.90 × 306,095.83
  4. Step 4: Simplify right side
    705,755.97x = 323,861,291,857.45
  5. Step 5: Solve for x
    x = 323,861,291,857.45/705,755.97
  6. Step 6: Final answer
    x = 458,885.66

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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.