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Finding the Fourth Proportional to 479,437.02, 718,925.82 and 226,506.84

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Solution

The fourth proportional to 479,437.02, 718,925.82 and 226,506.84 is: 339,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,437.02 : 718,925.82 = 226,506.84 : x
  2. Step 2: Convert to fraction form
    479,437.02/718,925.82 = 226,506.84/x
  3. Step 3: Cross multiply
    479,437.02x = 718,925.82 × 226,506.84
  4. Step 4: Simplify right side
    479,437.02x = 162,841,615,682.61
  5. Step 5: Solve for x
    x = 162,841,615,682.61/479,437.02
  6. Step 6: Final answer
    x = 339,651.74

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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.