Home / 909,503.18-1,364,022.06-269,657.30

Finding the Fourth Proportional to 909,503.18, 1,364,022.06 and 269,657.30

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Solution

The fourth proportional to 909,503.18, 1,364,022.06 and 269,657.30 is: 404,416.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,503.18 : 1,364,022.06 = 269,657.30 : x
  2. Step 2: Convert to fraction form
    909,503.18/1,364,022.06 = 269,657.30/x
  3. Step 3: Cross multiply
    909,503.18x = 1,364,022.06 × 269,657.30
  4. Step 4: Simplify right side
    909,503.18x = 367,818,499,019.93
  5. Step 5: Solve for x
    x = 367,818,499,019.93/909,503.18
  6. Step 6: Final answer
    x = 404,416.95

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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.