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Finding the Fourth Proportional to 310,027.10, 427,823.37 and 174,058.54

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Solution

The fourth proportional to 310,027.10, 427,823.37 and 174,058.54 is: 240,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,027.10 : 427,823.37 = 174,058.54 : x
  2. Step 2: Convert to fraction form
    310,027.10/427,823.37 = 174,058.54/x
  3. Step 3: Cross multiply
    310,027.10x = 427,823.37 × 174,058.54
  4. Step 4: Simplify right side
    310,027.10x = 74,466,310,090.52
  5. Step 5: Solve for x
    x = 74,466,310,090.52/310,027.10
  6. Step 6: Final answer
    x = 240,192.91

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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.