Home / 1,071,228.80-1,606,852.29-272,511.02

Finding the Fourth Proportional to 1,071,228.80, 1,606,852.29 and 272,511.02

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Solution

The fourth proportional to 1,071,228.80, 1,606,852.29 and 272,511.02 is: 408,768.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,228.80 : 1,606,852.29 = 272,511.02 : x
  2. Step 2: Convert to fraction form
    1,071,228.80/1,606,852.29 = 272,511.02/x
  3. Step 3: Cross multiply
    1,071,228.80x = 1,606,852.29 × 272,511.02
  4. Step 4: Simplify right side
    1,071,228.80x = 437,884,956,537.24
  5. Step 5: Solve for x
    x = 437,884,956,537.24/1,071,228.80
  6. Step 6: Final answer
    x = 408,768.84

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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.