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Finding the Fourth Proportional to 304,322.60, 456,483.90 and 266,924.90

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Solution

The fourth proportional to 304,322.60, 456,483.90 and 266,924.90 is: 400,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,322.60 : 456,483.90 = 266,924.90 : x
  2. Step 2: Convert to fraction form
    304,322.60/456,483.90 = 266,924.90/x
  3. Step 3: Cross multiply
    304,322.60x = 456,483.90 × 266,924.90
  4. Step 4: Simplify right side
    304,322.60x = 121,846,919,359.11
  5. Step 5: Solve for x
    x = 121,846,919,359.11/304,322.60
  6. Step 6: Final answer
    x = 400,387.35

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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.