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Finding the Fourth Proportional to 313,337.79, 432,594.63 and 295,404.39

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Solution

The fourth proportional to 313,337.79, 432,594.63 and 295,404.39 is: 407,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,337.79 : 432,594.63 = 295,404.39 : x
  2. Step 2: Convert to fraction form
    313,337.79/432,594.63 = 295,404.39/x
  3. Step 3: Cross multiply
    313,337.79x = 432,594.63 × 295,404.39
  4. Step 4: Simplify right side
    313,337.79x = 127,790,352,792.43
  5. Step 5: Solve for x
    x = 127,790,352,792.43/313,337.79
  6. Step 6: Final answer
    x = 407,835.75

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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.