Home / 894,856.32-1,234,918.08-492,439.68

Finding the Fourth Proportional to 894,856.32, 1,234,918.08 and 492,439.68

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Solution

The fourth proportional to 894,856.32, 1,234,918.08 and 492,439.68 is: 679,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,856.32 : 1,234,918.08 = 492,439.68 : x
  2. Step 2: Convert to fraction form
    894,856.32/1,234,918.08 = 492,439.68/x
  3. Step 3: Cross multiply
    894,856.32x = 1,234,918.08 × 492,439.68
  4. Step 4: Simplify right side
    894,856.32x = 608,122,664,141.41
  5. Step 5: Solve for x
    x = 608,122,664,141.41/894,856.32
  6. Step 6: Final answer
    x = 679,575.76

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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.