Home / 469,964.16-704,921.40-290,083.68

Finding the Fourth Proportional to 469,964.16, 704,921.40 and 290,083.68

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Solution

The fourth proportional to 469,964.16, 704,921.40 and 290,083.68 is: 435,110.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,964.16 : 704,921.40 = 290,083.68 : x
  2. Step 2: Convert to fraction form
    469,964.16/704,921.40 = 290,083.68/x
  3. Step 3: Cross multiply
    469,964.16x = 704,921.40 × 290,083.68
  4. Step 4: Simplify right side
    469,964.16x = 204,486,193,822.75
  5. Step 5: Solve for x
    x = 204,486,193,822.75/469,964.16
  6. Step 6: Final answer
    x = 435,110.19

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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.