Home / 302,685.32-417,701.94-166,716.56

Finding the Fourth Proportional to 302,685.32, 417,701.94 and 166,716.56

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Solution

The fourth proportional to 302,685.32, 417,701.94 and 166,716.56 is: 230,066.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,685.32 : 417,701.94 = 166,716.56 : x
  2. Step 2: Convert to fraction form
    302,685.32/417,701.94 = 166,716.56/x
  3. Step 3: Cross multiply
    302,685.32x = 417,701.94 × 166,716.56
  4. Step 4: Simplify right side
    302,685.32x = 69,637,830,542.13
  5. Step 5: Solve for x
    x = 69,637,830,542.13/302,685.32
  6. Step 6: Final answer
    x = 230,066.76

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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.