Home / 302,267.28-417,188.40-173,292.32

Finding the Fourth Proportional to 302,267.28, 417,188.40 and 173,292.32

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Solution

The fourth proportional to 302,267.28, 417,188.40 and 173,292.32 is: 239,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,267.28 : 417,188.40 = 173,292.32 : x
  2. Step 2: Convert to fraction form
    302,267.28/417,188.40 = 173,292.32/x
  3. Step 3: Cross multiply
    302,267.28x = 417,188.40 × 173,292.32
  4. Step 4: Simplify right side
    302,267.28x = 72,295,545,713.09
  5. Step 5: Solve for x
    x = 72,295,545,713.09/302,267.28
  6. Step 6: Final answer
    x = 239,177.54

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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.