Home / 909,502.80-1,364,021.50-269,656.92

Finding the Fourth Proportional to 909,502.80, 1,364,021.50 and 269,656.92

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Solution

The fourth proportional to 909,502.80, 1,364,021.50 and 269,656.92 is: 404,416.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,502.80 : 1,364,021.50 = 269,656.92 : x
  2. Step 2: Convert to fraction form
    909,502.80/1,364,021.50 = 269,656.92/x
  3. Step 3: Cross multiply
    909,502.80x = 1,364,021.50 × 269,656.92
  4. Step 4: Simplify right side
    909,502.80x = 367,817,836,503.78
  5. Step 5: Solve for x
    x = 367,817,836,503.78/909,502.80
  6. Step 6: Final answer
    x = 404,416.39

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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.