Home / 943,226.52-1,301,679.84-513,513.96

Finding the Fourth Proportional to 943,226.52, 1,301,679.84 and 513,513.96

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Solution

The fourth proportional to 943,226.52, 1,301,679.84 and 513,513.96 is: 708,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,226.52 : 1,301,679.84 = 513,513.96 : x
  2. Step 2: Convert to fraction form
    943,226.52/1,301,679.84 = 513,513.96/x
  3. Step 3: Cross multiply
    943,226.52x = 1,301,679.84 × 513,513.96
  4. Step 4: Simplify right side
    943,226.52x = 668,430,769,290.57
  5. Step 5: Solve for x
    x = 668,430,769,290.57/943,226.52
  6. Step 6: Final answer
    x = 708,664.10

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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.