Home / 599,525.32-899,928.18-258,137.68

Finding the Fourth Proportional to 599,525.32, 899,928.18 and 258,137.68

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Solution

The fourth proportional to 599,525.32, 899,928.18 and 258,137.68 is: 387,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,525.32 : 899,928.18 = 258,137.68 : x
  2. Step 2: Convert to fraction form
    599,525.32/899,928.18 = 258,137.68/x
  3. Step 3: Cross multiply
    599,525.32x = 899,928.18 × 258,137.68
  4. Step 4: Simplify right side
    599,525.32x = 232,305,372,551.82
  5. Step 5: Solve for x
    x = 232,305,372,551.82/599,525.32
  6. Step 6: Final answer
    x = 387,482.17

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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.