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Finding the Fourth Proportional to 430,627.32, 594,371.16 and 333,639.27

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Solution

The fourth proportional to 430,627.32, 594,371.16 and 333,639.27 is: 460,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,627.32 : 594,371.16 = 333,639.27 : x
  2. Step 2: Convert to fraction form
    430,627.32/594,371.16 = 333,639.27/x
  3. Step 3: Cross multiply
    430,627.32x = 594,371.16 × 333,639.27
  4. Step 4: Simplify right side
    430,627.32x = 198,305,559,931.45
  5. Step 5: Solve for x
    x = 198,305,559,931.45/430,627.32
  6. Step 6: Final answer
    x = 460,503.90

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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.