Home / 884,680.31-1,326,683.26-315,955.22

Finding the Fourth Proportional to 884,680.31, 1,326,683.26 and 315,955.22

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Solution

The fourth proportional to 884,680.31, 1,326,683.26 and 315,955.22 is: 473,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,680.31 : 1,326,683.26 = 315,955.22 : x
  2. Step 2: Convert to fraction form
    884,680.31/1,326,683.26 = 315,955.22/x
  3. Step 3: Cross multiply
    884,680.31x = 1,326,683.26 × 315,955.22
  4. Step 4: Simplify right side
    884,680.31x = 419,172,493,267.90
  5. Step 5: Solve for x
    x = 419,172,493,267.90/884,680.31
  6. Step 6: Final answer
    x = 473,812.39

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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.