Home / 348,861.80-523,292.70-127,332.20

Finding the Fourth Proportional to 348,861.80, 523,292.70 and 127,332.20

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Solution

The fourth proportional to 348,861.80, 523,292.70 and 127,332.20 is: 190,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,861.80 : 523,292.70 = 127,332.20 : x
  2. Step 2: Convert to fraction form
    348,861.80/523,292.70 = 127,332.20/x
  3. Step 3: Cross multiply
    348,861.80x = 523,292.70 × 127,332.20
  4. Step 4: Simplify right side
    348,861.80x = 66,632,010,734.94
  5. Step 5: Solve for x
    x = 66,632,010,734.94/348,861.80
  6. Step 6: Final answer
    x = 190,998.30

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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.