Home / 779,817.16-1,169,225.04-324,723.44

Finding the Fourth Proportional to 779,817.16, 1,169,225.04 and 324,723.44

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Solution

The fourth proportional to 779,817.16, 1,169,225.04 and 324,723.44 is: 486,876.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,817.16 : 1,169,225.04 = 324,723.44 : x
  2. Step 2: Convert to fraction form
    779,817.16/1,169,225.04 = 324,723.44/x
  3. Step 3: Cross multiply
    779,817.16x = 1,169,225.04 × 324,723.44
  4. Step 4: Simplify right side
    779,817.16x = 379,674,777,122.94
  5. Step 5: Solve for x
    x = 379,674,777,122.94/779,817.16
  6. Step 6: Final answer
    x = 486,876.66

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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.