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Finding the Fourth Proportional to 670,896, 925,836.48 and 369,083.52

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Solution

The fourth proportional to 670,896, 925,836.48 and 369,083.52 is: 509,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,896 : 925,836.48 = 369,083.52 : x
  2. Step 2: Convert to fraction form
    670,896/925,836.48 = 369,083.52/x
  3. Step 3: Cross multiply
    670,896x = 925,836.48 × 369,083.52
  4. Step 4: Simplify right side
    670,896x = 341,710,986,982.81
  5. Step 5: Solve for x
    x = 341,710,986,982.81/670,896
  6. Step 6: Final answer
    x = 509,335.26

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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.