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Finding the Fourth Proportional to 600,367.54, 828,513.74 and 328,429.60

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Solution

The fourth proportional to 600,367.54, 828,513.74 and 328,429.60 is: 453,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,367.54 : 828,513.74 = 328,429.60 : x
  2. Step 2: Convert to fraction form
    600,367.54/828,513.74 = 328,429.60/x
  3. Step 3: Cross multiply
    600,367.54x = 828,513.74 × 328,429.60
  4. Step 4: Simplify right side
    600,367.54x = 272,108,430,437.99
  5. Step 5: Solve for x
    x = 272,108,430,437.99/600,367.54
  6. Step 6: Final answer
    x = 453,236.42

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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.