Home / 1,447.41-2,171.14-473.50

Finding the Fourth Proportional to 1,447.41, 2,171.14 and 473.50

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Solution

The fourth proportional to 1,447.41, 2,171.14 and 473.50 is: 710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447.41 : 2,171.14 = 473.50 : x
  2. Step 2: Convert to fraction form
    1,447.41/2,171.14 = 473.50/x
  3. Step 3: Cross multiply
    1,447.41x = 2,171.14 × 473.50
  4. Step 4: Simplify right side
    1,447.41x = 1,028,032.42
  5. Step 5: Solve for x
    x = 1,028,032.42/1,447.41
  6. Step 6: Final answer
    x = 710.26

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.