Home / 715,827-1,073,746.98-217,191

Finding the Fourth Proportional to 715,827, 1,073,746.98 and 217,191

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Solution

The fourth proportional to 715,827, 1,073,746.98 and 217,191 is: 325,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,827 : 1,073,746.98 = 217,191 : x
  2. Step 2: Convert to fraction form
    715,827/1,073,746.98 = 217,191/x
  3. Step 3: Cross multiply
    715,827x = 1,073,746.98 × 217,191
  4. Step 4: Simplify right side
    715,827x = 233,208,180,333.18
  5. Step 5: Solve for x
    x = 233,208,180,333.18/715,827
  6. Step 6: Final answer
    x = 325,788.47

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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.