Home / 1,499,311.08-2,248,964.96-488,431.54

Finding the Fourth Proportional to 1,499,311.08, 2,248,964.96 and 488,431.54

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Solution

The fourth proportional to 1,499,311.08, 2,248,964.96 and 488,431.54 is: 732,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,311.08 : 2,248,964.96 = 488,431.54 : x
  2. Step 2: Convert to fraction form
    1,499,311.08/2,248,964.96 = 488,431.54/x
  3. Step 3: Cross multiply
    1,499,311.08x = 2,248,964.96 × 488,431.54
  4. Step 4: Simplify right side
    1,499,311.08x = 1,098,465,418,818.84
  5. Step 5: Solve for x
    x = 1,098,465,418,818.84/1,499,311.08
  6. Step 6: Final answer
    x = 732,646.77

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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.