Home / 464,946.39-641,461.01-303,894.45

Finding the Fourth Proportional to 464,946.39, 641,461.01 and 303,894.45

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Solution

The fourth proportional to 464,946.39, 641,461.01 and 303,894.45 is: 419,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,946.39 : 641,461.01 = 303,894.45 : x
  2. Step 2: Convert to fraction form
    464,946.39/641,461.01 = 303,894.45/x
  3. Step 3: Cross multiply
    464,946.39x = 641,461.01 × 303,894.45
  4. Step 4: Simplify right side
    464,946.39x = 194,936,439,310.92
  5. Step 5: Solve for x
    x = 194,936,439,310.92/464,946.39
  6. Step 6: Final answer
    x = 419,266.49

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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.