Home / 894,840.47-1,342,263.47-220,921.85

Finding the Fourth Proportional to 894,840.47, 1,342,263.47 and 220,921.85

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Solution

The fourth proportional to 894,840.47, 1,342,263.47 and 220,921.85 is: 331,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,840.47 : 1,342,263.47 = 220,921.85 : x
  2. Step 2: Convert to fraction form
    894,840.47/1,342,263.47 = 220,921.85/x
  3. Step 3: Cross multiply
    894,840.47x = 1,342,263.47 × 220,921.85
  4. Step 4: Simplify right side
    894,840.47x = 296,535,328,979.82
  5. Step 5: Solve for x
    x = 296,535,328,979.82/894,840.47
  6. Step 6: Final answer
    x = 331,383.46

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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.