Home / 791,546.70-1,092,280.50-505,035.12

Finding the Fourth Proportional to 791,546.70, 1,092,280.50 and 505,035.12

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Solution

The fourth proportional to 791,546.70, 1,092,280.50 and 505,035.12 is: 696,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,546.70 : 1,092,280.50 = 505,035.12 : x
  2. Step 2: Convert to fraction form
    791,546.70/1,092,280.50 = 505,035.12/x
  3. Step 3: Cross multiply
    791,546.70x = 1,092,280.50 × 505,035.12
  4. Step 4: Simplify right side
    791,546.70x = 551,640,013,391.16
  5. Step 5: Solve for x
    x = 551,640,013,391.16/791,546.70
  6. Step 6: Final answer
    x = 696,914.05

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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.