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Finding the Fourth Proportional to 302,842.96, 417,923.30 and 175,592.37

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Solution

The fourth proportional to 302,842.96, 417,923.30 and 175,592.37 is: 242,317.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,842.96 : 417,923.30 = 175,592.37 : x
  2. Step 2: Convert to fraction form
    302,842.96/417,923.30 = 175,592.37/x
  3. Step 3: Cross multiply
    302,842.96x = 417,923.30 × 175,592.37
  4. Step 4: Simplify right side
    302,842.96x = 73,384,142,725.22
  5. Step 5: Solve for x
    x = 73,384,142,725.22/302,842.96
  6. Step 6: Final answer
    x = 242,317.48

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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.