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Finding the Fourth Proportional to 555,378.24, 832,895.13 and 200,346.15

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Solution

The fourth proportional to 555,378.24, 832,895.13 and 200,346.15 is: 300,457.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,378.24 : 832,895.13 = 200,346.15 : x
  2. Step 2: Convert to fraction form
    555,378.24/832,895.13 = 200,346.15/x
  3. Step 3: Cross multiply
    555,378.24x = 832,895.13 × 200,346.15
  4. Step 4: Simplify right side
    555,378.24x = 166,867,332,649.25
  5. Step 5: Solve for x
    x = 166,867,332,649.25/555,378.24
  6. Step 6: Final answer
    x = 300,457.10

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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.