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Finding the Fourth Proportional to 350,701.76, 483,997.92 and 214,735.04

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Solution

The fourth proportional to 350,701.76, 483,997.92 and 214,735.04 is: 296,352.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,701.76 : 483,997.92 = 214,735.04 : x
  2. Step 2: Convert to fraction form
    350,701.76/483,997.92 = 214,735.04/x
  3. Step 3: Cross multiply
    350,701.76x = 483,997.92 × 214,735.04
  4. Step 4: Simplify right side
    350,701.76x = 103,931,312,711.12
  5. Step 5: Solve for x
    x = 103,931,312,711.12/350,701.76
  6. Step 6: Final answer
    x = 296,352.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.