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Finding the Fourth Proportional to 586,571.84, 880,190.57 and 316,696.36

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Solution

The fourth proportional to 586,571.84, 880,190.57 and 316,696.36 is: 475,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,571.84 : 880,190.57 = 316,696.36 : x
  2. Step 2: Convert to fraction form
    586,571.84/880,190.57 = 316,696.36/x
  3. Step 3: Cross multiply
    586,571.84x = 880,190.57 × 316,696.36
  4. Step 4: Simplify right side
    586,571.84x = 278,753,145,841.37
  5. Step 5: Solve for x
    x = 278,753,145,841.37/586,571.84
  6. Step 6: Final answer
    x = 475,224.23

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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.