Home / 1,343.50-2,015.32-466.05

Finding the Fourth Proportional to 1,343.50, 2,015.32 and 466.05

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Solution

The fourth proportional to 1,343.50, 2,015.32 and 466.05 is: 699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.50 : 2,015.32 = 466.05 : x
  2. Step 2: Convert to fraction form
    1,343.50/2,015.32 = 466.05/x
  3. Step 3: Cross multiply
    1,343.50x = 2,015.32 × 466.05
  4. Step 4: Simplify right side
    1,343.50x = 939,239.89
  5. Step 5: Solve for x
    x = 939,239.89/1,343.50
  6. Step 6: Final answer
    x = 699.10

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.