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Finding the Fourth Proportional to 338,201.60, 507,302.40 and 333,286.40

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Solution

The fourth proportional to 338,201.60, 507,302.40 and 333,286.40 is: 499,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,201.60 : 507,302.40 = 333,286.40 : x
  2. Step 2: Convert to fraction form
    338,201.60/507,302.40 = 333,286.40/x
  3. Step 3: Cross multiply
    338,201.60x = 507,302.40 × 333,286.40
  4. Step 4: Simplify right side
    338,201.60x = 169,076,990,607.36
  5. Step 5: Solve for x
    x = 169,076,990,607.36/338,201.60
  6. Step 6: Final answer
    x = 499,929.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.