Home / 894,711.75-1,234,702.22-492,303.75

Finding the Fourth Proportional to 894,711.75, 1,234,702.22 and 492,303.75

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Solution

The fourth proportional to 894,711.75, 1,234,702.22 and 492,303.75 is: 679,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,711.75 : 1,234,702.22 = 492,303.75 : x
  2. Step 2: Convert to fraction form
    894,711.75/1,234,702.22 = 492,303.75/x
  3. Step 3: Cross multiply
    894,711.75x = 1,234,702.22 × 492,303.75
  4. Step 4: Simplify right side
    894,711.75x = 607,848,530,577.81
  5. Step 5: Solve for x
    x = 607,848,530,577.81/894,711.75
  6. Step 6: Final answer
    x = 679,379.18

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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.