Home / 376,485.22-564,608.07-123,707.50

Finding the Fourth Proportional to 376,485.22, 564,608.07 and 123,707.50

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Solution

The fourth proportional to 376,485.22, 564,608.07 and 123,707.50 is: 185,521.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,485.22 : 564,608.07 = 123,707.50 : x
  2. Step 2: Convert to fraction form
    376,485.22/564,608.07 = 123,707.50/x
  3. Step 3: Cross multiply
    376,485.22x = 564,608.07 × 123,707.50
  4. Step 4: Simplify right side
    376,485.22x = 69,846,254,583.93
  5. Step 5: Solve for x
    x = 69,846,254,583.93/376,485.22
  6. Step 6: Final answer
    x = 185,521.91

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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.