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Finding the Fourth Proportional to 248,488.48, 342,798.66 and 146,444.44

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Solution

The fourth proportional to 248,488.48, 342,798.66 and 146,444.44 is: 202,025.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,488.48 : 342,798.66 = 146,444.44 : x
  2. Step 2: Convert to fraction form
    248,488.48/342,798.66 = 146,444.44/x
  3. Step 3: Cross multiply
    248,488.48x = 342,798.66 × 146,444.44
  4. Step 4: Simplify right side
    248,488.48x = 50,200,957,796.45
  5. Step 5: Solve for x
    x = 50,200,957,796.45/248,488.48
  6. Step 6: Final answer
    x = 202,025.29

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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.