Home / 672,446.16-1,008,819-293,428.08

Finding the Fourth Proportional to 672,446.16, 1,008,819 and 293,428.08

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Solution

The fourth proportional to 672,446.16, 1,008,819 and 293,428.08 is: 440,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,446.16 : 1,008,819 = 293,428.08 : x
  2. Step 2: Convert to fraction form
    672,446.16/1,008,819 = 293,428.08/x
  3. Step 3: Cross multiply
    672,446.16x = 1,008,819 × 293,428.08
  4. Step 4: Simplify right side
    672,446.16x = 296,015,822,237.52
  5. Step 5: Solve for x
    x = 296,015,822,237.52/672,446.16
  6. Step 6: Final answer
    x = 440,207.47

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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.