Home / 584,228.10-806,237.16-315,956.10

Finding the Fourth Proportional to 584,228.10, 806,237.16 and 315,956.10

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Solution

The fourth proportional to 584,228.10, 806,237.16 and 315,956.10 is: 436,020.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,228.10 : 806,237.16 = 315,956.10 : x
  2. Step 2: Convert to fraction form
    584,228.10/806,237.16 = 315,956.10/x
  3. Step 3: Cross multiply
    584,228.10x = 806,237.16 × 315,956.10
  4. Step 4: Simplify right side
    584,228.10x = 254,735,548,748.68
  5. Step 5: Solve for x
    x = 254,735,548,748.68/584,228.10
  6. Step 6: Final answer
    x = 436,020.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.