Home / 302,389.02-417,322.80-166,449.96

Finding the Fourth Proportional to 302,389.02, 417,322.80 and 166,449.96

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Solution

The fourth proportional to 302,389.02, 417,322.80 and 166,449.96 is: 229,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,389.02 : 417,322.80 = 166,449.96 : x
  2. Step 2: Convert to fraction form
    302,389.02/417,322.80 = 166,449.96/x
  3. Step 3: Cross multiply
    302,389.02x = 417,322.80 × 166,449.96
  4. Step 4: Simplify right side
    302,389.02x = 69,463,363,367.09
  5. Step 5: Solve for x
    x = 69,463,363,367.09/302,389.02
  6. Step 6: Final answer
    x = 229,715.23

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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.