Home / 1,242,228.28-1,714,335.84-698,535.24

Finding the Fourth Proportional to 1,242,228.28, 1,714,335.84 and 698,535.24

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Solution

The fourth proportional to 1,242,228.28, 1,714,335.84 and 698,535.24 is: 964,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,228.28 : 1,714,335.84 = 698,535.24 : x
  2. Step 2: Convert to fraction form
    1,242,228.28/1,714,335.84 = 698,535.24/x
  3. Step 3: Cross multiply
    1,242,228.28x = 1,714,335.84 × 698,535.24
  4. Step 4: Simplify right side
    1,242,228.28x = 1,197,523,997,435.00
  5. Step 5: Solve for x
    x = 1,197,523,997,435.00/1,242,228.28
  6. Step 6: Final answer
    x = 964,012.83

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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.