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Finding the Fourth Proportional to 416,745.42, 575,160.75 and 247,044.30

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Solution

The fourth proportional to 416,745.42, 575,160.75 and 247,044.30 is: 340,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,745.42 : 575,160.75 = 247,044.30 : x
  2. Step 2: Convert to fraction form
    416,745.42/575,160.75 = 247,044.30/x
  3. Step 3: Cross multiply
    416,745.42x = 575,160.75 × 247,044.30
  4. Step 4: Simplify right side
    416,745.42x = 142,090,184,871.23
  5. Step 5: Solve for x
    x = 142,090,184,871.23/416,745.42
  6. Step 6: Final answer
    x = 340,952.00

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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.