Home / 323,740.23-446,788.16-178,574.46

Finding the Fourth Proportional to 323,740.23, 446,788.16 and 178,574.46

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Solution

The fourth proportional to 323,740.23, 446,788.16 and 178,574.46 is: 246,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,740.23 : 446,788.16 = 178,574.46 : x
  2. Step 2: Convert to fraction form
    323,740.23/446,788.16 = 178,574.46/x
  3. Step 3: Cross multiply
    323,740.23x = 446,788.16 × 178,574.46
  4. Step 4: Simplify right side
    323,740.23x = 79,784,953,513.52
  5. Step 5: Solve for x
    x = 79,784,953,513.52/323,740.23
  6. Step 6: Final answer
    x = 246,447.45

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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.