Home / 648,023.80-972,327.30-227,601.40

Finding the Fourth Proportional to 648,023.80, 972,327.30 and 227,601.40

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Solution

The fourth proportional to 648,023.80, 972,327.30 and 227,601.40 is: 341,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,023.80 : 972,327.30 = 227,601.40 : x
  2. Step 2: Convert to fraction form
    648,023.80/972,327.30 = 227,601.40/x
  3. Step 3: Cross multiply
    648,023.80x = 972,327.30 × 227,601.40
  4. Step 4: Simplify right side
    648,023.80x = 221,303,054,738.22
  5. Step 5: Solve for x
    x = 221,303,054,738.22/648,023.80
  6. Step 6: Final answer
    x = 341,504.52

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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.