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Finding the Fourth Proportional to 350,275.90, 525,487.64 and 113,600.12

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Solution

The fourth proportional to 350,275.90, 525,487.64 and 113,600.12 is: 170,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,275.90 : 525,487.64 = 113,600.12 : x
  2. Step 2: Convert to fraction form
    350,275.90/525,487.64 = 113,600.12/x
  3. Step 3: Cross multiply
    350,275.90x = 525,487.64 × 113,600.12
  4. Step 4: Simplify right side
    350,275.90x = 59,695,458,962.52
  5. Step 5: Solve for x
    x = 59,695,458,962.52/350,275.90
  6. Step 6: Final answer
    x = 170,424.11

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1.5x scale

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.