Home / 715,193.79-1,072,705.65-235,302.57

Finding the Fourth Proportional to 715,193.79, 1,072,705.65 and 235,302.57

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Solution

The fourth proportional to 715,193.79, 1,072,705.65 and 235,302.57 is: 352,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,193.79 : 1,072,705.65 = 235,302.57 : x
  2. Step 2: Convert to fraction form
    715,193.79/1,072,705.65 = 235,302.57/x
  3. Step 3: Cross multiply
    715,193.79x = 1,072,705.65 × 235,302.57
  4. Step 4: Simplify right side
    715,193.79x = 252,410,396,298.52
  5. Step 5: Solve for x
    x = 252,410,396,298.52/715,193.79
  6. Step 6: Final answer
    x = 352,925.88

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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.