Home / 302,272.47-417,135.96-166,303.44

Finding the Fourth Proportional to 302,272.47, 417,135.96 and 166,303.44

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Solution

The fourth proportional to 302,272.47, 417,135.96 and 166,303.44 is: 229,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,272.47 : 417,135.96 = 166,303.44 : x
  2. Step 2: Convert to fraction form
    302,272.47/417,135.96 = 166,303.44/x
  3. Step 3: Cross multiply
    302,272.47x = 417,135.96 × 166,303.44
  4. Step 4: Simplify right side
    302,272.47x = 69,371,145,095.70
  5. Step 5: Solve for x
    x = 69,371,145,095.70/302,272.47
  6. Step 6: Final answer
    x = 229,498.72

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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.