Home / 302,574.12-417,548.88-166,605.36

Finding the Fourth Proportional to 302,574.12, 417,548.88 and 166,605.36

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Solution

The fourth proportional to 302,574.12, 417,548.88 and 166,605.36 is: 229,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,574.12 : 417,548.88 = 166,605.36 : x
  2. Step 2: Convert to fraction form
    302,574.12/417,548.88 = 166,605.36/x
  3. Step 3: Cross multiply
    302,574.12x = 417,548.88 × 166,605.36
  4. Step 4: Simplify right side
    302,574.12x = 69,565,881,470.00
  5. Step 5: Solve for x
    x = 69,565,881,470.00/302,574.12
  6. Step 6: Final answer
    x = 229,913.52

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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.