Home / 1,058,861.80-1,588,139.10-310,829.80

Finding the Fourth Proportional to 1,058,861.80, 1,588,139.10 and 310,829.80

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Solution

The fourth proportional to 1,058,861.80, 1,588,139.10 and 310,829.80 is: 466,199.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,861.80 : 1,588,139.10 = 310,829.80 : x
  2. Step 2: Convert to fraction form
    1,058,861.80/1,588,139.10 = 310,829.80/x
  3. Step 3: Cross multiply
    1,058,861.80x = 1,588,139.10 × 310,829.80
  4. Step 4: Simplify right side
    1,058,861.80x = 493,640,958,825.18
  5. Step 5: Solve for x
    x = 493,640,958,825.18/1,058,861.80
  6. Step 6: Final answer
    x = 466,199.61

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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.