Home / 1,242,238.38-1,714,248.96-698,397

Finding the Fourth Proportional to 1,242,238.38, 1,714,248.96 and 698,397

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Solution

The fourth proportional to 1,242,238.38, 1,714,248.96 and 698,397 is: 963,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,238.38 : 1,714,248.96 = 698,397 : x
  2. Step 2: Convert to fraction form
    1,242,238.38/1,714,248.96 = 698,397/x
  3. Step 3: Cross multiply
    1,242,238.38x = 1,714,248.96 × 698,397
  4. Step 4: Simplify right side
    1,242,238.38x = 1,197,226,330,917.12
  5. Step 5: Solve for x
    x = 1,197,226,330,917.12/1,242,238.38
  6. Step 6: Final answer
    x = 963,765.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.