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Finding the Fourth Proportional to 354,736.40, 532,104.60 and 350,070.80

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Solution

The fourth proportional to 354,736.40, 532,104.60 and 350,070.80 is: 525,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,736.40 : 532,104.60 = 350,070.80 : x
  2. Step 2: Convert to fraction form
    354,736.40/532,104.60 = 350,070.80/x
  3. Step 3: Cross multiply
    354,736.40x = 532,104.60 × 350,070.80
  4. Step 4: Simplify right side
    354,736.40x = 186,274,283,005.68
  5. Step 5: Solve for x
    x = 186,274,283,005.68/354,736.40
  6. Step 6: Final answer
    x = 525,106.20

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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.