Home / 856,948.96-1,283,615.10-687,552.16

Finding the Fourth Proportional to 856,948.96, 1,283,615.10 and 687,552.16

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Solution

The fourth proportional to 856,948.96, 1,283,615.10 and 687,552.16 is: 1,029,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,948.96 : 1,283,615.10 = 687,552.16 : x
  2. Step 2: Convert to fraction form
    856,948.96/1,283,615.10 = 687,552.16/x
  3. Step 3: Cross multiply
    856,948.96x = 1,283,615.10 × 687,552.16
  4. Step 4: Simplify right side
    856,948.96x = 882,552,334,613.62
  5. Step 5: Solve for x
    x = 882,552,334,613.62/856,948.96
  6. Step 6: Final answer
    x = 1,029,877.36

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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.