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Finding the Fourth Proportional to 302,574.87, 417,550.92 and 180,151.22

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Solution

The fourth proportional to 302,574.87, 417,550.92 and 180,151.22 is: 248,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,574.87 : 417,550.92 = 180,151.22 : x
  2. Step 2: Convert to fraction form
    302,574.87/417,550.92 = 180,151.22/x
  3. Step 3: Cross multiply
    302,574.87x = 417,550.92 × 180,151.22
  4. Step 4: Simplify right side
    302,574.87x = 75,222,308,657.69
  5. Step 5: Solve for x
    x = 75,222,308,657.69/302,574.87
  6. Step 6: Final answer
    x = 248,607.26

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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.