Home / 350,288.40-483,409.92-207,171.12

Finding the Fourth Proportional to 350,288.40, 483,409.92 and 207,171.12

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Solution

The fourth proportional to 350,288.40, 483,409.92 and 207,171.12 is: 285,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,288.40 : 483,409.92 = 207,171.12 : x
  2. Step 2: Convert to fraction form
    350,288.40/483,409.92 = 207,171.12/x
  3. Step 3: Cross multiply
    350,288.40x = 483,409.92 × 207,171.12
  4. Step 4: Simplify right side
    350,288.40x = 100,148,574,545.51
  5. Step 5: Solve for x
    x = 100,148,574,545.51/350,288.40
  6. Step 6: Final answer
    x = 285,903.20

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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.