Home / 1,011,964.12-1,518,209.08-301,992.17

Finding the Fourth Proportional to 1,011,964.12, 1,518,209.08 and 301,992.17

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Solution

The fourth proportional to 1,011,964.12, 1,518,209.08 and 301,992.17 is: 453,066.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,964.12 : 1,518,209.08 = 301,992.17 : x
  2. Step 2: Convert to fraction form
    1,011,964.12/1,518,209.08 = 301,992.17/x
  3. Step 3: Cross multiply
    1,011,964.12x = 1,518,209.08 × 301,992.17
  4. Step 4: Simplify right side
    1,011,964.12x = 458,487,246,236.88
  5. Step 5: Solve for x
    x = 458,487,246,236.88/1,011,964.12
  6. Step 6: Final answer
    x = 453,066.70

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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.