Home / 918,335.36-1,377,517.01-349,747.91

Finding the Fourth Proportional to 918,335.36, 1,377,517.01 and 349,747.91

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Solution

The fourth proportional to 918,335.36, 1,377,517.01 and 349,747.91 is: 524,627.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,335.36 : 1,377,517.01 = 349,747.91 : x
  2. Step 2: Convert to fraction form
    918,335.36/1,377,517.01 = 349,747.91/x
  3. Step 3: Cross multiply
    918,335.36x = 1,377,517.01 × 349,747.91
  4. Step 4: Simplify right side
    918,335.36x = 481,783,686,600.63
  5. Step 5: Solve for x
    x = 481,783,686,600.63/918,335.36
  6. Step 6: Final answer
    x = 524,627.18

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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.