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Finding the Fourth Proportional to 294,937, 407,012.58 and 167,612.68

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Solution

The fourth proportional to 294,937, 407,012.58 and 167,612.68 is: 231,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,937 : 407,012.58 = 167,612.68 : x
  2. Step 2: Convert to fraction form
    294,937/407,012.58 = 167,612.68/x
  3. Step 3: Cross multiply
    294,937x = 407,012.58 × 167,612.68
  4. Step 4: Simplify right side
    294,937x = 68,220,469,327.51
  5. Step 5: Solve for x
    x = 68,220,469,327.51/294,937
  6. Step 6: Final answer
    x = 231,305.23

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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.