Home / 826,557.48-1,140,634.44-463,952.88

Finding the Fourth Proportional to 826,557.48, 1,140,634.44 and 463,952.88

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Solution

The fourth proportional to 826,557.48, 1,140,634.44 and 463,952.88 is: 640,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,557.48 : 1,140,634.44 = 463,952.88 : x
  2. Step 2: Convert to fraction form
    826,557.48/1,140,634.44 = 463,952.88/x
  3. Step 3: Cross multiply
    826,557.48x = 1,140,634.44 × 463,952.88
  4. Step 4: Simplify right side
    826,557.48x = 529,200,633,465.19
  5. Step 5: Solve for x
    x = 529,200,633,465.19/826,557.48
  6. Step 6: Final answer
    x = 640,246.62

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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.