Home / 761,249.80-1,140,324.54-360,676.36

Finding the Fourth Proportional to 761,249.80, 1,140,324.54 and 360,676.36

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Solution

The fourth proportional to 761,249.80, 1,140,324.54 and 360,676.36 is: 540,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,249.80 : 1,140,324.54 = 360,676.36 : x
  2. Step 2: Convert to fraction form
    761,249.80/1,140,324.54 = 360,676.36/x
  3. Step 3: Cross multiply
    761,249.80x = 1,140,324.54 × 360,676.36
  4. Step 4: Simplify right side
    761,249.80x = 411,288,104,305.87
  5. Step 5: Solve for x
    x = 411,288,104,305.87/761,249.80
  6. Step 6: Final answer
    x = 540,280.08

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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.