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Finding the Fourth Proportional to 355,087.32, 532,024.74 and 195,297

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Solution

The fourth proportional to 355,087.32, 532,024.74 and 195,297 is: 292,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,087.32 : 532,024.74 = 195,297 : x
  2. Step 2: Convert to fraction form
    355,087.32/532,024.74 = 195,297/x
  3. Step 3: Cross multiply
    355,087.32x = 532,024.74 × 195,297
  4. Step 4: Simplify right side
    355,087.32x = 103,902,835,647.78
  5. Step 5: Solve for x
    x = 103,902,835,647.78/355,087.32
  6. Step 6: Final answer
    x = 292,612.07

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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.