Home / 724,098.70-1,086,277.65-303,417.10

Finding the Fourth Proportional to 724,098.70, 1,086,277.65 and 303,417.10

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Solution

The fourth proportional to 724,098.70, 1,086,277.65 and 303,417.10 is: 455,179.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,098.70 : 1,086,277.65 = 303,417.10 : x
  2. Step 2: Convert to fraction form
    724,098.70/1,086,277.65 = 303,417.10/x
  3. Step 3: Cross multiply
    724,098.70x = 1,086,277.65 × 303,417.10
  4. Step 4: Simplify right side
    724,098.70x = 329,595,214,357.82
  5. Step 5: Solve for x
    x = 329,595,214,357.82/724,098.70
  6. Step 6: Final answer
    x = 455,179.96

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1.5x scale

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.