Home / 648,327.20-972,199.20-248,835.20

Finding the Fourth Proportional to 648,327.20, 972,199.20 and 248,835.20

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Solution

The fourth proportional to 648,327.20, 972,199.20 and 248,835.20 is: 373,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,327.20 : 972,199.20 = 248,835.20 : x
  2. Step 2: Convert to fraction form
    648,327.20/972,199.20 = 248,835.20/x
  3. Step 3: Cross multiply
    648,327.20x = 972,199.20 × 248,835.20
  4. Step 4: Simplify right side
    648,327.20x = 241,917,382,371.84
  5. Step 5: Solve for x
    x = 241,917,382,371.84/648,327.20
  6. Step 6: Final answer
    x = 373,140.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.