Home / 1,273,979.04-1,911,035.52-327,356.16

Finding the Fourth Proportional to 1,273,979.04, 1,911,035.52 and 327,356.16

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Solution

The fourth proportional to 1,273,979.04, 1,911,035.52 and 327,356.16 is: 491,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,979.04 : 1,911,035.52 = 327,356.16 : x
  2. Step 2: Convert to fraction form
    1,273,979.04/1,911,035.52 = 327,356.16/x
  3. Step 3: Cross multiply
    1,273,979.04x = 1,911,035.52 × 327,356.16
  4. Step 4: Simplify right side
    1,273,979.04x = 625,589,249,450.80
  5. Step 5: Solve for x
    x = 625,589,249,450.80/1,273,979.04
  6. Step 6: Final answer
    x = 491,051.45

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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.