Home / 1,157,900.43-1,737,018.09-438,046.95

Finding the Fourth Proportional to 1,157,900.43, 1,737,018.09 and 438,046.95

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Solution

The fourth proportional to 1,157,900.43, 1,737,018.09 and 438,046.95 is: 657,133.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,900.43 : 1,737,018.09 = 438,046.95 : x
  2. Step 2: Convert to fraction form
    1,157,900.43/1,737,018.09 = 438,046.95/x
  3. Step 3: Cross multiply
    1,157,900.43x = 1,737,018.09 × 438,046.95
  4. Step 4: Simplify right side
    1,157,900.43x = 760,895,476,419.33
  5. Step 5: Solve for x
    x = 760,895,476,419.33/1,157,900.43
  6. Step 6: Final answer
    x = 657,133.77

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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.