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Finding the Fourth Proportional to 302,518.88, 417,460.19 and 166,526.26

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Solution

The fourth proportional to 302,518.88, 417,460.19 and 166,526.26 is: 229,797.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,518.88 : 417,460.19 = 166,526.26 : x
  2. Step 2: Convert to fraction form
    302,518.88/417,460.19 = 166,526.26/x
  3. Step 3: Cross multiply
    302,518.88x = 417,460.19 × 166,526.26
  4. Step 4: Simplify right side
    302,518.88x = 69,518,084,139.59
  5. Step 5: Solve for x
    x = 69,518,084,139.59/302,518.88
  6. Step 6: Final answer
    x = 229,797.51

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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.