Home / 774,302.64-1,161,453.96-301,098.72

Finding the Fourth Proportional to 774,302.64, 1,161,453.96 and 301,098.72

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Solution

The fourth proportional to 774,302.64, 1,161,453.96 and 301,098.72 is: 451,648.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,302.64 : 1,161,453.96 = 301,098.72 : x
  2. Step 2: Convert to fraction form
    774,302.64/1,161,453.96 = 301,098.72/x
  3. Step 3: Cross multiply
    774,302.64x = 1,161,453.96 × 301,098.72
  4. Step 4: Simplify right side
    774,302.64x = 349,712,300,694.93
  5. Step 5: Solve for x
    x = 349,712,300,694.93/774,302.64
  6. Step 6: Final answer
    x = 451,648.08

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Similar ratio
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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.