Home / 705,088.10-1,058,236.95-284,665.70

Finding the Fourth Proportional to 705,088.10, 1,058,236.95 and 284,665.70

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Solution

The fourth proportional to 705,088.10, 1,058,236.95 and 284,665.70 is: 427,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,088.10 : 1,058,236.95 = 284,665.70 : x
  2. Step 2: Convert to fraction form
    705,088.10/1,058,236.95 = 284,665.70/x
  3. Step 3: Cross multiply
    705,088.10x = 1,058,236.95 × 284,665.70
  4. Step 4: Simplify right side
    705,088.10x = 301,243,762,137.62
  5. Step 5: Solve for x
    x = 301,243,762,137.62/705,088.10
  6. Step 6: Final answer
    x = 427,242.73

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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.