Home / 613,116.18-918,345.06-296,910

Finding the Fourth Proportional to 613,116.18, 918,345.06 and 296,910

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Solution

The fourth proportional to 613,116.18, 918,345.06 and 296,910 is: 444,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,116.18 : 918,345.06 = 296,910 : x
  2. Step 2: Convert to fraction form
    613,116.18/918,345.06 = 296,910/x
  3. Step 3: Cross multiply
    613,116.18x = 918,345.06 × 296,910
  4. Step 4: Simplify right side
    613,116.18x = 272,665,831,764.60
  5. Step 5: Solve for x
    x = 272,665,831,764.60/613,116.18
  6. Step 6: Final answer
    x = 444,721.31

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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.