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Finding the Fourth Proportional to 372,235.53, 558,603.45 and 370,865.97

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Solution

The fourth proportional to 372,235.53, 558,603.45 and 370,865.97 is: 556,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,235.53 : 558,603.45 = 370,865.97 : x
  2. Step 2: Convert to fraction form
    372,235.53/558,603.45 = 370,865.97/x
  3. Step 3: Cross multiply
    372,235.53x = 558,603.45 × 370,865.97
  4. Step 4: Simplify right side
    372,235.53x = 207,167,010,329.60
  5. Step 5: Solve for x
    x = 207,167,010,329.60/372,235.53
  6. Step 6: Final answer
    x = 556,548.19

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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.