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Finding the Fourth Proportional to 302,024.31, 416,784.72 and 166,058.13

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Solution

The fourth proportional to 302,024.31, 416,784.72 and 166,058.13 is: 229,155.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,024.31 : 416,784.72 = 166,058.13 : x
  2. Step 2: Convert to fraction form
    302,024.31/416,784.72 = 166,058.13/x
  3. Step 3: Cross multiply
    302,024.31x = 416,784.72 × 166,058.13
  4. Step 4: Simplify right side
    302,024.31x = 69,210,491,215.77
  5. Step 5: Solve for x
    x = 69,210,491,215.77/302,024.31
  6. Step 6: Final answer
    x = 229,155.37

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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.