Home / 1,108,232.82-1,662,443.46-349,871.40

Finding the Fourth Proportional to 1,108,232.82, 1,662,443.46 and 349,871.40

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Solution

The fourth proportional to 1,108,232.82, 1,662,443.46 and 349,871.40 is: 524,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,232.82 : 1,662,443.46 = 349,871.40 : x
  2. Step 2: Convert to fraction form
    1,108,232.82/1,662,443.46 = 349,871.40/x
  3. Step 3: Cross multiply
    1,108,232.82x = 1,662,443.46 × 349,871.40
  4. Step 4: Simplify right side
    1,108,232.82x = 581,641,420,771.04
  5. Step 5: Solve for x
    x = 581,641,420,771.04/1,108,232.82
  6. Step 6: Final answer
    x = 524,836.85

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Double scale
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1.5x scale

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.