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Finding the Fourth Proportional to 425,028.94, 586,539.93 and 234,041.87

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Solution

The fourth proportional to 425,028.94, 586,539.93 and 234,041.87 is: 322,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,028.94 : 586,539.93 = 234,041.87 : x
  2. Step 2: Convert to fraction form
    425,028.94/586,539.93 = 234,041.87/x
  3. Step 3: Cross multiply
    425,028.94x = 586,539.93 × 234,041.87
  4. Step 4: Simplify right side
    425,028.94x = 137,274,904,390.88
  5. Step 5: Solve for x
    x = 137,274,904,390.88/425,028.94
  6. Step 6: Final answer
    x = 322,977.78

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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.