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Finding the Fourth Proportional to 302,574.30, 417,516.31 and 175,232.22

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Solution

The fourth proportional to 302,574.30, 417,516.31 and 175,232.22 is: 241,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,574.30 : 417,516.31 = 175,232.22 : x
  2. Step 2: Convert to fraction form
    302,574.30/417,516.31 = 175,232.22/x
  3. Step 3: Cross multiply
    302,574.30x = 417,516.31 × 175,232.22
  4. Step 4: Simplify right side
    302,574.30x = 73,162,309,887.51
  5. Step 5: Solve for x
    x = 73,162,309,887.51/302,574.30
  6. Step 6: Final answer
    x = 241,799.48

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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.