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Finding the Fourth Proportional to 430,626.96, 594,370.71 and 333,639

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Solution

The fourth proportional to 430,626.96, 594,370.71 and 333,639 is: 460,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,626.96 : 594,370.71 = 333,639 : x
  2. Step 2: Convert to fraction form
    430,626.96/594,370.71 = 333,639/x
  3. Step 3: Cross multiply
    430,626.96x = 594,370.71 × 333,639
  4. Step 4: Simplify right side
    430,626.96x = 198,305,249,313.69
  5. Step 5: Solve for x
    x = 198,305,249,313.69/430,626.96
  6. Step 6: Final answer
    x = 460,503.56

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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.