Home / 955,683.67-1,433,747.39-315,948.81

Finding the Fourth Proportional to 955,683.67, 1,433,747.39 and 315,948.81

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Solution

The fourth proportional to 955,683.67, 1,433,747.39 and 315,948.81 is: 473,996.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,683.67 : 1,433,747.39 = 315,948.81 : x
  2. Step 2: Convert to fraction form
    955,683.67/1,433,747.39 = 315,948.81/x
  3. Step 3: Cross multiply
    955,683.67x = 1,433,747.39 × 315,948.81
  4. Step 4: Simplify right side
    955,683.67x = 452,990,780,131.36
  5. Step 5: Solve for x
    x = 452,990,780,131.36/955,683.67
  6. Step 6: Final answer
    x = 473,996.57

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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.