Home / 791,379.19-1,092,104.26-428,802.77

Finding the Fourth Proportional to 791,379.19, 1,092,104.26 and 428,802.77

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Solution

The fourth proportional to 791,379.19, 1,092,104.26 and 428,802.77 is: 591,748.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,379.19 : 1,092,104.26 = 428,802.77 : x
  2. Step 2: Convert to fraction form
    791,379.19/1,092,104.26 = 428,802.77/x
  3. Step 3: Cross multiply
    791,379.19x = 1,092,104.26 × 428,802.77
  4. Step 4: Simplify right side
    791,379.19x = 468,297,331,816.80
  5. Step 5: Solve for x
    x = 468,297,331,816.80/791,379.19
  6. Step 6: Final answer
    x = 591,748.35

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Double scale
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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.