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Finding the Fourth Proportional to 350,613.68, 525,587.58 and 113,790.74

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Solution

The fourth proportional to 350,613.68, 525,587.58 and 113,790.74 is: 170,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,613.68 : 525,587.58 = 113,790.74 : x
  2. Step 2: Convert to fraction form
    350,613.68/525,587.58 = 113,790.74/x
  3. Step 3: Cross multiply
    350,613.68x = 525,587.58 × 113,790.74
  4. Step 4: Simplify right side
    350,613.68x = 59,806,997,035.07
  5. Step 5: Solve for x
    x = 59,806,997,035.07/350,613.68
  6. Step 6: Final answer
    x = 170,578.05

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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.