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Finding the Fourth Proportional to 613,391.74, 846,421.22 and 452,333.50

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Solution

The fourth proportional to 613,391.74, 846,421.22 and 452,333.50 is: 624,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,391.74 : 846,421.22 = 452,333.50 : x
  2. Step 2: Convert to fraction form
    613,391.74/846,421.22 = 452,333.50/x
  3. Step 3: Cross multiply
    613,391.74x = 846,421.22 × 452,333.50
  4. Step 4: Simplify right side
    613,391.74x = 382,864,669,815.60
  5. Step 5: Solve for x
    x = 382,864,669,815.60/613,391.74
  6. Step 6: Final answer
    x = 624,176.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.