Home / 648,789-973,670.58-244,380.21

Finding the Fourth Proportional to 648,789, 973,670.58 and 244,380.21

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Solution

The fourth proportional to 648,789, 973,670.58 and 244,380.21 is: 366,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,789 : 973,670.58 = 244,380.21 : x
  2. Step 2: Convert to fraction form
    648,789/973,670.58 = 244,380.21/x
  3. Step 3: Cross multiply
    648,789x = 973,670.58 × 244,380.21
  4. Step 4: Simplify right side
    648,789x = 237,945,820,811.22
  5. Step 5: Solve for x
    x = 237,945,820,811.22/648,789
  6. Step 6: Final answer
    x = 366,753.78

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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.