Home / 302,816.58-417,895.30-173,765.96

Finding the Fourth Proportional to 302,816.58, 417,895.30 and 173,765.96

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Solution

The fourth proportional to 302,816.58, 417,895.30 and 173,765.96 is: 239,801.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,816.58 : 417,895.30 = 173,765.96 : x
  2. Step 2: Convert to fraction form
    302,816.58/417,895.30 = 173,765.96/x
  3. Step 3: Cross multiply
    302,816.58x = 417,895.30 × 173,765.96
  4. Step 4: Simplify right side
    302,816.58x = 72,615,977,678.83
  5. Step 5: Solve for x
    x = 72,615,977,678.83/302,816.58
  6. Step 6: Final answer
    x = 239,801.86

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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.