Home / 702,768.96-1,054,350.27-282,340.08

Finding the Fourth Proportional to 702,768.96, 1,054,350.27 and 282,340.08

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Solution

The fourth proportional to 702,768.96, 1,054,350.27 and 282,340.08 is: 423,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,768.96 : 1,054,350.27 = 282,340.08 : x
  2. Step 2: Convert to fraction form
    702,768.96/1,054,350.27 = 282,340.08/x
  3. Step 3: Cross multiply
    702,768.96x = 1,054,350.27 × 282,340.08
  4. Step 4: Simplify right side
    702,768.96x = 297,685,339,579.82
  5. Step 5: Solve for x
    x = 297,685,339,579.82/702,768.96
  6. Step 6: Final answer
    x = 423,589.20

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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.