Home / 872,640.28-1,308,814.62-241,617.88

Finding the Fourth Proportional to 872,640.28, 1,308,814.62 and 241,617.88

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Solution

The fourth proportional to 872,640.28, 1,308,814.62 and 241,617.88 is: 362,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,640.28 : 1,308,814.62 = 241,617.88 : x
  2. Step 2: Convert to fraction form
    872,640.28/1,308,814.62 = 241,617.88/x
  3. Step 3: Cross multiply
    872,640.28x = 1,308,814.62 × 241,617.88
  4. Step 4: Simplify right side
    872,640.28x = 316,233,013,797.41
  5. Step 5: Solve for x
    x = 316,233,013,797.41/872,640.28
  6. Step 6: Final answer
    x = 362,386.45

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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.