Home / 769,102.26-1,061,382.52-424,960.37

Finding the Fourth Proportional to 769,102.26, 1,061,382.52 and 424,960.37

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Solution

The fourth proportional to 769,102.26, 1,061,382.52 and 424,960.37 is: 586,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,102.26 : 1,061,382.52 = 424,960.37 : x
  2. Step 2: Convert to fraction form
    769,102.26/1,061,382.52 = 424,960.37/x
  3. Step 3: Cross multiply
    769,102.26x = 1,061,382.52 × 424,960.37
  4. Step 4: Simplify right side
    769,102.26x = 451,045,502,041.42
  5. Step 5: Solve for x
    x = 451,045,502,041.42/769,102.26
  6. Step 6: Final answer
    x = 586,457.13

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1.5x scale

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.