Home / 1,214.04-1,819.98-444.36

Finding the Fourth Proportional to 1,214.04, 1,819.98 and 444.36

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Solution

The fourth proportional to 1,214.04, 1,819.98 and 444.36 is: 666.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214.04 : 1,819.98 = 444.36 : x
  2. Step 2: Convert to fraction form
    1,214.04/1,819.98 = 444.36/x
  3. Step 3: Cross multiply
    1,214.04x = 1,819.98 × 444.36
  4. Step 4: Simplify right side
    1,214.04x = 808,726.31
  5. Step 5: Solve for x
    x = 808,726.31/1,214.04
  6. Step 6: Final answer
    x = 666.14

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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.