Home / 885,433.31-1,221,892.26-503,460.06

Finding the Fourth Proportional to 885,433.31, 1,221,892.26 and 503,460.06

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Solution

The fourth proportional to 885,433.31, 1,221,892.26 and 503,460.06 is: 694,771.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,433.31 : 1,221,892.26 = 503,460.06 : x
  2. Step 2: Convert to fraction form
    885,433.31/1,221,892.26 = 503,460.06/x
  3. Step 3: Cross multiply
    885,433.31x = 1,221,892.26 × 503,460.06
  4. Step 4: Simplify right side
    885,433.31x = 615,173,950,533.14
  5. Step 5: Solve for x
    x = 615,173,950,533.14/885,433.31
  6. Step 6: Final answer
    x = 694,771.64

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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.