Home / 809,096.40-1,213,886.16-240,496.56

Finding the Fourth Proportional to 809,096.40, 1,213,886.16 and 240,496.56

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Solution

The fourth proportional to 809,096.40, 1,213,886.16 and 240,496.56 is: 360,816.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,096.40 : 1,213,886.16 = 240,496.56 : x
  2. Step 2: Convert to fraction form
    809,096.40/1,213,886.16 = 240,496.56/x
  3. Step 3: Cross multiply
    809,096.40x = 1,213,886.16 × 240,496.56
  4. Step 4: Simplify right side
    809,096.40x = 291,935,445,711.61
  5. Step 5: Solve for x
    x = 291,935,445,711.61/809,096.40
  6. Step 6: Final answer
    x = 360,816.64

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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.