Home / 1,071,263.88-1,606,905-272,546.28

Finding the Fourth Proportional to 1,071,263.88, 1,606,905 and 272,546.28

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Solution

The fourth proportional to 1,071,263.88, 1,606,905 and 272,546.28 is: 408,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,263.88 : 1,606,905 = 272,546.28 : x
  2. Step 2: Convert to fraction form
    1,071,263.88/1,606,905 = 272,546.28/x
  3. Step 3: Cross multiply
    1,071,263.88x = 1,606,905 × 272,546.28
  4. Step 4: Simplify right side
    1,071,263.88x = 437,955,980,063.40
  5. Step 5: Solve for x
    x = 437,955,980,063.40/1,071,263.88
  6. Step 6: Final answer
    x = 408,821.76

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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.