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Finding the Fourth Proportional to 350,259.95, 483,370.59 and 207,142.67

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Solution

The fourth proportional to 350,259.95, 483,370.59 and 207,142.67 is: 285,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,259.95 : 483,370.59 = 207,142.67 : x
  2. Step 2: Convert to fraction form
    350,259.95/483,370.59 = 207,142.67/x
  3. Step 3: Cross multiply
    350,259.95x = 483,370.59 × 207,142.67
  4. Step 4: Simplify right side
    350,259.95x = 100,126,672,195.22
  5. Step 5: Solve for x
    x = 100,126,672,195.22/350,259.95
  6. Step 6: Final answer
    x = 285,863.90

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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.