Home / 293,085.87-438,945.15-214,003.95

Finding the Fourth Proportional to 293,085.87, 438,945.15 and 214,003.95

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Solution

The fourth proportional to 293,085.87, 438,945.15 and 214,003.95 is: 320,506.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,085.87 : 438,945.15 = 214,003.95 : x
  2. Step 2: Convert to fraction form
    293,085.87/438,945.15 = 214,003.95/x
  3. Step 3: Cross multiply
    293,085.87x = 438,945.15 × 214,003.95
  4. Step 4: Simplify right side
    293,085.87x = 93,935,995,933.34
  5. Step 5: Solve for x
    x = 93,935,995,933.34/293,085.87
  6. Step 6: Final answer
    x = 320,506.74

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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.