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Finding the Fourth Proportional to 600,600.40, 828,828.52 and 328,668.40

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Solution

The fourth proportional to 600,600.40, 828,828.52 and 328,668.40 is: 453,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,600.40 : 828,828.52 = 328,668.40 : x
  2. Step 2: Convert to fraction form
    600,600.40/828,828.52 = 328,668.40/x
  3. Step 3: Cross multiply
    600,600.40x = 828,828.52 × 328,668.40
  4. Step 4: Simplify right side
    600,600.40x = 272,409,743,542.77
  5. Step 5: Solve for x
    x = 272,409,743,542.77/600,600.40
  6. Step 6: Final answer
    x = 453,562.37

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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.