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Finding the Fourth Proportional to 555,270.16, 832,905.33 and 200,284.13

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Solution

The fourth proportional to 555,270.16, 832,905.33 and 200,284.13 is: 300,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,270.16 : 832,905.33 = 200,284.13 : x
  2. Step 2: Convert to fraction form
    555,270.16/832,905.33 = 200,284.13/x
  3. Step 3: Cross multiply
    555,270.16x = 832,905.33 × 200,284.13
  4. Step 4: Simplify right side
    555,270.16x = 166,817,719,391.41
  5. Step 5: Solve for x
    x = 166,817,719,391.41/555,270.16
  6. Step 6: Final answer
    x = 300,426.23

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Double scale
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Similar ratio
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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.