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Finding the Fourth Proportional to 559,710.96, 839,624.88 and 239,894.88

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Solution

The fourth proportional to 559,710.96, 839,624.88 and 239,894.88 is: 359,867.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,710.96 : 839,624.88 = 239,894.88 : x
  2. Step 2: Convert to fraction form
    559,710.96/839,624.88 = 239,894.88/x
  3. Step 3: Cross multiply
    559,710.96x = 839,624.88 × 239,894.88
  4. Step 4: Simplify right side
    559,710.96x = 201,421,709,832.61
  5. Step 5: Solve for x
    x = 201,421,709,832.61/559,710.96
  6. Step 6: Final answer
    x = 359,867.37

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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.