Home / 826,318.34-1,140,341.92-463,764.64

Finding the Fourth Proportional to 826,318.34, 1,140,341.92 and 463,764.64

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Solution

The fourth proportional to 826,318.34, 1,140,341.92 and 463,764.64 is: 640,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,318.34 : 1,140,341.92 = 463,764.64 : x
  2. Step 2: Convert to fraction form
    826,318.34/1,140,341.92 = 463,764.64/x
  3. Step 3: Cross multiply
    826,318.34x = 1,140,341.92 × 463,764.64
  4. Step 4: Simplify right side
    826,318.34x = 528,850,260,005.71
  5. Step 5: Solve for x
    x = 528,850,260,005.71/826,318.34
  6. Step 6: Final answer
    x = 640,007.89

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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.