Home / 1,071,267.88-1,606,911-272,550.28

Finding the Fourth Proportional to 1,071,267.88, 1,606,911 and 272,550.28

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Solution

The fourth proportional to 1,071,267.88, 1,606,911 and 272,550.28 is: 408,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,267.88 : 1,606,911 = 272,550.28 : x
  2. Step 2: Convert to fraction form
    1,071,267.88/1,606,911 = 272,550.28/x
  3. Step 3: Cross multiply
    1,071,267.88x = 1,606,911 × 272,550.28
  4. Step 4: Simplify right side
    1,071,267.88x = 437,964,042,985.08
  5. Step 5: Solve for x
    x = 437,964,042,985.08/1,071,267.88
  6. Step 6: Final answer
    x = 408,827.76

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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.