Home / 558,933.84-838,649.93-203,864.85

Finding the Fourth Proportional to 558,933.84, 838,649.93 and 203,864.85

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Solution

The fourth proportional to 558,933.84, 838,649.93 and 203,864.85 is: 305,888.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,933.84 : 838,649.93 = 203,864.85 : x
  2. Step 2: Convert to fraction form
    558,933.84/838,649.93 = 203,864.85/x
  3. Step 3: Cross multiply
    558,933.84x = 838,649.93 × 203,864.85
  4. Step 4: Simplify right side
    558,933.84x = 170,971,241,162.64
  5. Step 5: Solve for x
    x = 170,971,241,162.64/558,933.84
  6. Step 6: Final answer
    x = 305,888.16

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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.