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Finding the Fourth Proportional to 597,219.69, 893,724.62 and 372,685.80

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Solution

The fourth proportional to 597,219.69, 893,724.62 and 372,685.80 is: 557,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,219.69 : 893,724.62 = 372,685.80 : x
  2. Step 2: Convert to fraction form
    597,219.69/893,724.62 = 372,685.80/x
  3. Step 3: Cross multiply
    597,219.69x = 893,724.62 × 372,685.80
  4. Step 4: Simplify right side
    597,219.69x = 333,078,473,120.97
  5. Step 5: Solve for x
    x = 333,078,473,120.97/597,219.69
  6. Step 6: Final answer
    x = 557,715.16

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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.