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Finding the Fourth Proportional to 430,603.14, 594,224.46 and 239,614.86

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Solution

The fourth proportional to 430,603.14, 594,224.46 and 239,614.86 is: 330,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,603.14 : 594,224.46 = 239,614.86 : x
  2. Step 2: Convert to fraction form
    430,603.14/594,224.46 = 239,614.86/x
  3. Step 3: Cross multiply
    430,603.14x = 594,224.46 × 239,614.86
  4. Step 4: Simplify right side
    430,603.14x = 142,385,010,791.48
  5. Step 5: Solve for x
    x = 142,385,010,791.48/430,603.14
  6. Step 6: Final answer
    x = 330,664.13

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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.