Home / 649,871.04-974,431.34-200,471.24

Finding the Fourth Proportional to 649,871.04, 974,431.34 and 200,471.24

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Solution

The fourth proportional to 649,871.04, 974,431.34 and 200,471.24 is: 300,591.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,871.04 : 974,431.34 = 200,471.24 : x
  2. Step 2: Convert to fraction form
    649,871.04/974,431.34 = 200,471.24/x
  3. Step 3: Cross multiply
    649,871.04x = 974,431.34 × 200,471.24
  4. Step 4: Simplify right side
    649,871.04x = 195,345,461,210.15
  5. Step 5: Solve for x
    x = 195,345,461,210.15/649,871.04
  6. Step 6: Final answer
    x = 300,591.12

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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.