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Finding the Fourth Proportional to 598,605, 826,079.72 and 326,675.04

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Solution

The fourth proportional to 598,605, 826,079.72 and 326,675.04 is: 450,814.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,605 : 826,079.72 = 326,675.04 : x
  2. Step 2: Convert to fraction form
    598,605/826,079.72 = 326,675.04/x
  3. Step 3: Cross multiply
    598,605x = 826,079.72 × 326,675.04
  4. Step 4: Simplify right side
    598,605x = 269,859,625,574.19
  5. Step 5: Solve for x
    x = 269,859,625,574.19/598,605
  6. Step 6: Final answer
    x = 450,814.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.