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Finding the Fourth Proportional to 352,353.40, 528,875.70 and 175,060.60

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Solution

The fourth proportional to 352,353.40, 528,875.70 and 175,060.60 is: 262,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,353.40 : 528,875.70 = 175,060.60 : x
  2. Step 2: Convert to fraction form
    352,353.40/528,875.70 = 175,060.60/x
  3. Step 3: Cross multiply
    352,353.40x = 528,875.70 × 175,060.60
  4. Step 4: Simplify right side
    352,353.40x = 92,585,297,367.42
  5. Step 5: Solve for x
    x = 92,585,297,367.42/352,353.40
  6. Step 6: Final answer
    x = 262,762.61

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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.