Home / 304,407.27-456,537.08-126,817.40

Finding the Fourth Proportional to 304,407.27, 456,537.08 and 126,817.40

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Solution

The fourth proportional to 304,407.27, 456,537.08 and 126,817.40 is: 190,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,407.27 : 456,537.08 = 126,817.40 : x
  2. Step 2: Convert to fraction form
    304,407.27/456,537.08 = 126,817.40/x
  3. Step 3: Cross multiply
    304,407.27x = 456,537.08 × 126,817.40
  4. Step 4: Simplify right side
    304,407.27x = 57,896,843,206.51
  5. Step 5: Solve for x
    x = 57,896,843,206.51/304,407.27
  6. Step 6: Final answer
    x = 190,195.34

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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.