Home / 867,272.31-1,300,809.92-334,747.53

Finding the Fourth Proportional to 867,272.31, 1,300,809.92 and 334,747.53

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Solution

The fourth proportional to 867,272.31, 1,300,809.92 and 334,747.53 is: 502,083.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,272.31 : 1,300,809.92 = 334,747.53 : x
  2. Step 2: Convert to fraction form
    867,272.31/1,300,809.92 = 334,747.53/x
  3. Step 3: Cross multiply
    867,272.31x = 1,300,809.92 × 334,747.53
  4. Step 4: Simplify right side
    867,272.31x = 435,442,906,045.76
  5. Step 5: Solve for x
    x = 435,442,906,045.76/867,272.31
  6. Step 6: Final answer
    x = 502,083.26

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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.