Home / 1,151,930.79-1,727,699.26-310,285.71

Finding the Fourth Proportional to 1,151,930.79, 1,727,699.26 and 310,285.71

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Solution

The fourth proportional to 1,151,930.79, 1,727,699.26 and 310,285.71 is: 465,375.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,930.79 : 1,727,699.26 = 310,285.71 : x
  2. Step 2: Convert to fraction form
    1,151,930.79/1,727,699.26 = 310,285.71/x
  3. Step 3: Cross multiply
    1,151,930.79x = 1,727,699.26 × 310,285.71
  4. Step 4: Simplify right side
    1,151,930.79x = 536,080,391,555.58
  5. Step 5: Solve for x
    x = 536,080,391,555.58/1,151,930.79
  6. Step 6: Final answer
    x = 465,375.52

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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.