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Finding the Fourth Proportional to 372,484.37, 558,745.01 and 106,284.10

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Solution

The fourth proportional to 372,484.37, 558,745.01 and 106,284.10 is: 159,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,484.37 : 558,745.01 = 106,284.10 : x
  2. Step 2: Convert to fraction form
    372,484.37/558,745.01 = 106,284.10/x
  3. Step 3: Cross multiply
    372,484.37x = 558,745.01 × 106,284.10
  4. Step 4: Simplify right side
    372,484.37x = 59,385,710,334.19
  5. Step 5: Solve for x
    x = 59,385,710,334.19/372,484.37
  6. Step 6: Final answer
    x = 159,431.41

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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.