Home / 302,555.21-417,522.74-166,586.38

Finding the Fourth Proportional to 302,555.21, 417,522.74 and 166,586.38

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Solution

The fourth proportional to 302,555.21, 417,522.74 and 166,586.38 is: 229,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,555.21 : 417,522.74 = 166,586.38 : x
  2. Step 2: Convert to fraction form
    302,555.21/417,522.74 = 166,586.38/x
  3. Step 3: Cross multiply
    302,555.21x = 417,522.74 × 166,586.38
  4. Step 4: Simplify right side
    302,555.21x = 69,553,599,947.54
  5. Step 5: Solve for x
    x = 69,553,599,947.54/302,555.21
  6. Step 6: Final answer
    x = 229,887.30

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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.