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Finding the Fourth Proportional to 882,255.70, 1,322,670.70 and 342,233.14

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Solution

The fourth proportional to 882,255.70, 1,322,670.70 and 342,233.14 is: 513,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,255.70 : 1,322,670.70 = 342,233.14 : x
  2. Step 2: Convert to fraction form
    882,255.70/1,322,670.70 = 342,233.14/x
  3. Step 3: Cross multiply
    882,255.70x = 1,322,670.70 × 342,233.14
  4. Step 4: Simplify right side
    882,255.70x = 452,661,746,847.00
  5. Step 5: Solve for x
    x = 452,661,746,847.00/882,255.70
  6. Step 6: Final answer
    x = 513,073.19

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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.