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Finding the Fourth Proportional to 617,284.50, 924,081.97 and 373,387.47

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Solution

The fourth proportional to 617,284.50, 924,081.97 and 373,387.47 is: 558,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,284.50 : 924,081.97 = 373,387.47 : x
  2. Step 2: Convert to fraction form
    617,284.50/924,081.97 = 373,387.47/x
  3. Step 3: Cross multiply
    617,284.50x = 924,081.97 × 373,387.47
  4. Step 4: Simplify right side
    617,284.50x = 345,040,628,850.92
  5. Step 5: Solve for x
    x = 345,040,628,850.92/617,284.50
  6. Step 6: Final answer
    x = 558,965.32

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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.