Home / 1,109,223.60-1,663,835.40-267,775.35

Finding the Fourth Proportional to 1,109,223.60, 1,663,835.40 and 267,775.35

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Solution

The fourth proportional to 1,109,223.60, 1,663,835.40 and 267,775.35 is: 401,663.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,223.60 : 1,663,835.40 = 267,775.35 : x
  2. Step 2: Convert to fraction form
    1,109,223.60/1,663,835.40 = 267,775.35/x
  3. Step 3: Cross multiply
    1,109,223.60x = 1,663,835.40 × 267,775.35
  4. Step 4: Simplify right side
    1,109,223.60x = 445,534,106,577.39
  5. Step 5: Solve for x
    x = 445,534,106,577.39/1,109,223.60
  6. Step 6: Final answer
    x = 401,663.03

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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.