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Finding the Fourth Proportional to 468,559.54, 646,609.22 and 253,698.94

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Solution

The fourth proportional to 468,559.54, 646,609.22 and 253,698.94 is: 350,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,559.54 : 646,609.22 = 253,698.94 : x
  2. Step 2: Convert to fraction form
    468,559.54/646,609.22 = 253,698.94/x
  3. Step 3: Cross multiply
    468,559.54x = 646,609.22 × 253,698.94
  4. Step 4: Simplify right side
    468,559.54x = 164,044,073,708.23
  5. Step 5: Solve for x
    x = 164,044,073,708.23/468,559.54
  6. Step 6: Final answer
    x = 350,102.94

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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.