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Finding the Fourth Proportional to 593,015.87, 888,592.35 and 458,409.85

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Solution

The fourth proportional to 593,015.87, 888,592.35 and 458,409.85 is: 686,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,015.87 : 888,592.35 = 458,409.85 : x
  2. Step 2: Convert to fraction form
    593,015.87/888,592.35 = 458,409.85/x
  3. Step 3: Cross multiply
    593,015.87x = 888,592.35 × 458,409.85
  4. Step 4: Simplify right side
    593,015.87x = 407,339,485,874.65
  5. Step 5: Solve for x
    x = 407,339,485,874.65/593,015.87
  6. Step 6: Final answer
    x = 686,894.75

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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.