Home / 1,464.40-2,196.48-424.36

Finding the Fourth Proportional to 1,464.40, 2,196.48 and 424.36

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Solution

The fourth proportional to 1,464.40, 2,196.48 and 424.36 is: 636.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.40 : 2,196.48 = 424.36 : x
  2. Step 2: Convert to fraction form
    1,464.40/2,196.48 = 424.36/x
  3. Step 3: Cross multiply
    1,464.40x = 2,196.48 × 424.36
  4. Step 4: Simplify right side
    1,464.40x = 932,098.25
  5. Step 5: Solve for x
    x = 932,098.25/1,464.40
  6. Step 6: Final answer
    x = 636.51

Related Problems

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Half scale
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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.