Home / 302,243.77-417,088.03-164,418.13

Finding the Fourth Proportional to 302,243.77, 417,088.03 and 164,418.13

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Solution

The fourth proportional to 302,243.77, 417,088.03 and 164,418.13 is: 226,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,243.77 : 417,088.03 = 164,418.13 : x
  2. Step 2: Convert to fraction form
    302,243.77/417,088.03 = 164,418.13/x
  3. Step 3: Cross multiply
    302,243.77x = 417,088.03 × 164,418.13
  4. Step 4: Simplify right side
    302,243.77x = 68,576,833,937.98
  5. Step 5: Solve for x
    x = 68,576,833,937.98/302,243.77
  6. Step 6: Final answer
    x = 226,892.46

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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.