Home / 807,448.83-1,211,173.24-238,785.62

Finding the Fourth Proportional to 807,448.83, 1,211,173.24 and 238,785.62

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Solution

The fourth proportional to 807,448.83, 1,211,173.24 and 238,785.62 is: 358,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,448.83 : 1,211,173.24 = 238,785.62 : x
  2. Step 2: Convert to fraction form
    807,448.83/1,211,173.24 = 238,785.62/x
  3. Step 3: Cross multiply
    807,448.83x = 1,211,173.24 × 238,785.62
  4. Step 4: Simplify right side
    807,448.83x = 289,210,754,655.94
  5. Step 5: Solve for x
    x = 289,210,754,655.94/807,448.83
  6. Step 6: Final answer
    x = 358,178.43

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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.