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Finding the Fourth Proportional to 430,750.64, 594,435.90 and 239,759.94

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Solution

The fourth proportional to 430,750.64, 594,435.90 and 239,759.94 is: 330,868.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,750.64 : 594,435.90 = 239,759.94 : x
  2. Step 2: Convert to fraction form
    430,750.64/594,435.90 = 239,759.94/x
  3. Step 3: Cross multiply
    430,750.64x = 594,435.90 × 239,759.94
  4. Step 4: Simplify right side
    430,750.64x = 142,521,915,717.85
  5. Step 5: Solve for x
    x = 142,521,915,717.85/430,750.64
  6. Step 6: Final answer
    x = 330,868.73

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1.5x scale

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.