Home / 1,113,231.40-1,669,749.90-365,277.40

Finding the Fourth Proportional to 1,113,231.40, 1,669,749.90 and 365,277.40

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Solution

The fourth proportional to 1,113,231.40, 1,669,749.90 and 365,277.40 is: 547,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,231.40 : 1,669,749.90 = 365,277.40 : x
  2. Step 2: Convert to fraction form
    1,113,231.40/1,669,749.90 = 365,277.40/x
  3. Step 3: Cross multiply
    1,113,231.40x = 1,669,749.90 × 365,277.40
  4. Step 4: Simplify right side
    1,113,231.40x = 609,921,902,122.26
  5. Step 5: Solve for x
    x = 609,921,902,122.26/1,113,231.40
  6. Step 6: Final answer
    x = 547,884.21

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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.