Home / 894,883.73-1,234,939.74-492,475.73

Finding the Fourth Proportional to 894,883.73, 1,234,939.74 and 492,475.73

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Solution

The fourth proportional to 894,883.73, 1,234,939.74 and 492,475.73 is: 679,616.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,883.73 : 1,234,939.74 = 492,475.73 : x
  2. Step 2: Convert to fraction form
    894,883.73/1,234,939.74 = 492,475.73/x
  3. Step 3: Cross multiply
    894,883.73x = 1,234,939.74 × 492,475.73
  4. Step 4: Simplify right side
    894,883.73x = 608,177,841,941.03
  5. Step 5: Solve for x
    x = 608,177,841,941.03/894,883.73
  6. Step 6: Final answer
    x = 679,616.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.