Home / 938,844.92-1,295,606.72-509,124.96

Finding the Fourth Proportional to 938,844.92, 1,295,606.72 and 509,124.96

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Solution

The fourth proportional to 938,844.92, 1,295,606.72 and 509,124.96 is: 702,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,844.92 : 1,295,606.72 = 509,124.96 : x
  2. Step 2: Convert to fraction form
    938,844.92/1,295,606.72 = 509,124.96/x
  3. Step 3: Cross multiply
    938,844.92x = 1,295,606.72 × 509,124.96
  4. Step 4: Simplify right side
    938,844.92x = 659,625,719,495.73
  5. Step 5: Solve for x
    x = 659,625,719,495.73/938,844.92
  6. Step 6: Final answer
    x = 702,592.84

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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.