Home / 899,577.28-1,349,365.38-234,729.28

Finding the Fourth Proportional to 899,577.28, 1,349,365.38 and 234,729.28

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Solution

The fourth proportional to 899,577.28, 1,349,365.38 and 234,729.28 is: 352,093.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,577.28 : 1,349,365.38 = 234,729.28 : x
  2. Step 2: Convert to fraction form
    899,577.28/1,349,365.38 = 234,729.28/x
  3. Step 3: Cross multiply
    899,577.28x = 1,349,365.38 × 234,729.28
  4. Step 4: Simplify right side
    899,577.28x = 316,735,564,104.33
  5. Step 5: Solve for x
    x = 316,735,564,104.33/899,577.28
  6. Step 6: Final answer
    x = 352,093.78

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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.