Home / 840,237.17-1,260,206.31-334,755.86

Finding the Fourth Proportional to 840,237.17, 1,260,206.31 and 334,755.86

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Solution

The fourth proportional to 840,237.17, 1,260,206.31 and 334,755.86 is: 502,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,237.17 : 1,260,206.31 = 334,755.86 : x
  2. Step 2: Convert to fraction form
    840,237.17/1,260,206.31 = 334,755.86/x
  3. Step 3: Cross multiply
    840,237.17x = 1,260,206.31 × 334,755.86
  4. Step 4: Simplify right side
    840,237.17x = 421,861,447,081.48
  5. Step 5: Solve for x
    x = 421,861,447,081.48/840,237.17
  6. Step 6: Final answer
    x = 502,074.25

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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.