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Finding the Fourth Proportional to 350,526.80, 525,566.03 and 208,334.14

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Solution

The fourth proportional to 350,526.80, 525,566.03 and 208,334.14 is: 312,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,526.80 : 525,566.03 = 208,334.14 : x
  2. Step 2: Convert to fraction form
    350,526.80/525,566.03 = 208,334.14/x
  3. Step 3: Cross multiply
    350,526.80x = 525,566.03 × 208,334.14
  4. Step 4: Simplify right side
    350,526.80x = 109,493,346,873.26
  5. Step 5: Solve for x
    x = 109,493,346,873.26/350,526.80
  6. Step 6: Final answer
    x = 312,367.98

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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.