Home / 909,501.55-1,364,019.63-269,655.67

Finding the Fourth Proportional to 909,501.55, 1,364,019.63 and 269,655.67

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Solution

The fourth proportional to 909,501.55, 1,364,019.63 and 269,655.67 is: 404,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,501.55 : 1,364,019.63 = 269,655.67 : x
  2. Step 2: Convert to fraction form
    909,501.55/1,364,019.63 = 269,655.67/x
  3. Step 3: Cross multiply
    909,501.55x = 1,364,019.63 × 269,655.67
  4. Step 4: Simplify right side
    909,501.55x = 367,815,622,462.48
  5. Step 5: Solve for x
    x = 367,815,622,462.48/909,501.55
  6. Step 6: Final answer
    x = 404,414.51

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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.