Home / 773,811.03-1,067,863.48-429,642.03

Finding the Fourth Proportional to 773,811.03, 1,067,863.48 and 429,642.03

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Solution

The fourth proportional to 773,811.03, 1,067,863.48 and 429,642.03 is: 592,908.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,811.03 : 1,067,863.48 = 429,642.03 : x
  2. Step 2: Convert to fraction form
    773,811.03/1,067,863.48 = 429,642.03/x
  3. Step 3: Cross multiply
    773,811.03x = 1,067,863.48 × 429,642.03
  4. Step 4: Simplify right side
    773,811.03x = 458,799,038,657.18
  5. Step 5: Solve for x
    x = 458,799,038,657.18/773,811.03
  6. Step 6: Final answer
    x = 592,908.37

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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.