Home / 1,242,241.29-1,714,282.66-698,379.50

Finding the Fourth Proportional to 1,242,241.29, 1,714,282.66 and 698,379.50

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Solution

The fourth proportional to 1,242,241.29, 1,714,282.66 and 698,379.50 is: 963,757.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,241.29 : 1,714,282.66 = 698,379.50 : x
  2. Step 2: Convert to fraction form
    1,242,241.29/1,714,282.66 = 698,379.50/x
  3. Step 3: Cross multiply
    1,242,241.29x = 1,714,282.66 × 698,379.50
  4. Step 4: Simplify right side
    1,242,241.29x = 1,197,219,866,949.47
  5. Step 5: Solve for x
    x = 1,197,219,866,949.47/1,242,241.29
  6. Step 6: Final answer
    x = 963,757.91

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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.