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Finding the Fourth Proportional to 607,888.36, 912,095 and 327,349.72

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Solution

The fourth proportional to 607,888.36, 912,095 and 327,349.72 is: 491,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,888.36 : 912,095 = 327,349.72 : x
  2. Step 2: Convert to fraction form
    607,888.36/912,095 = 327,349.72/x
  3. Step 3: Cross multiply
    607,888.36x = 912,095 × 327,349.72
  4. Step 4: Simplify right side
    607,888.36x = 298,574,042,863.40
  5. Step 5: Solve for x
    x = 298,574,042,863.40/607,888.36
  6. Step 6: Final answer
    x = 491,165.92

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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.