Home / 884,656.69-1,326,985.94-219,808.69

Finding the Fourth Proportional to 884,656.69, 1,326,985.94 and 219,808.69

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Solution

The fourth proportional to 884,656.69, 1,326,985.94 and 219,808.69 is: 329,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,656.69 : 1,326,985.94 = 219,808.69 : x
  2. Step 2: Convert to fraction form
    884,656.69/1,326,985.94 = 219,808.69/x
  3. Step 3: Cross multiply
    884,656.69x = 1,326,985.94 × 219,808.69
  4. Step 4: Simplify right side
    884,656.69x = 291,683,038,351.88
  5. Step 5: Solve for x
    x = 291,683,038,351.88/884,656.69
  6. Step 6: Final answer
    x = 329,713.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.