Home / 302,576.12-417,551.64-166,607.36

Finding the Fourth Proportional to 302,576.12, 417,551.64 and 166,607.36

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Solution

The fourth proportional to 302,576.12, 417,551.64 and 166,607.36 is: 229,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,576.12 : 417,551.64 = 166,607.36 : x
  2. Step 2: Convert to fraction form
    302,576.12/417,551.64 = 166,607.36/x
  3. Step 3: Cross multiply
    302,576.12x = 417,551.64 × 166,607.36
  4. Step 4: Simplify right side
    302,576.12x = 69,567,176,404.07
  5. Step 5: Solve for x
    x = 69,567,176,404.07/302,576.12
  6. Step 6: Final answer
    x = 229,916.28

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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.