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Finding the Fourth Proportional to 1,363.00, 2,044.76 and 438.49

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Solution

The fourth proportional to 1,363.00, 2,044.76 and 438.49 is: 657.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.00 : 2,044.76 = 438.49 : x
  2. Step 2: Convert to fraction form
    1,363.00/2,044.76 = 438.49/x
  3. Step 3: Cross multiply
    1,363.00x = 2,044.76 × 438.49
  4. Step 4: Simplify right side
    1,363.00x = 896,599.51
  5. Step 5: Solve for x
    x = 896,599.51/1,363.00
  6. Step 6: Final answer
    x = 657.81

Related Problems

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Half scale
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Double scale
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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.