Home / 648,225.20-972,046.20-248,733.20

Finding the Fourth Proportional to 648,225.20, 972,046.20 and 248,733.20

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Solution

The fourth proportional to 648,225.20, 972,046.20 and 248,733.20 is: 372,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,225.20 : 972,046.20 = 248,733.20 : x
  2. Step 2: Convert to fraction form
    648,225.20/972,046.20 = 248,733.20/x
  3. Step 3: Cross multiply
    648,225.20x = 972,046.20 × 248,733.20
  4. Step 4: Simplify right side
    648,225.20x = 241,780,161,873.84
  5. Step 5: Solve for x
    x = 241,780,161,873.84/648,225.20
  6. Step 6: Final answer
    x = 372,987.91

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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.