Home / 240,810.30-332,320.62-145,298.58

Finding the Fourth Proportional to 240,810.30, 332,320.62 and 145,298.58

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Solution

The fourth proportional to 240,810.30, 332,320.62 and 145,298.58 is: 200,513.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,810.30 : 332,320.62 = 145,298.58 : x
  2. Step 2: Convert to fraction form
    240,810.30/332,320.62 = 145,298.58/x
  3. Step 3: Cross multiply
    240,810.30x = 332,320.62 × 145,298.58
  4. Step 4: Simplify right side
    240,810.30x = 48,285,714,190.72
  5. Step 5: Solve for x
    x = 48,285,714,190.72/240,810.30
  6. Step 6: Final answer
    x = 200,513.49

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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.