Home / 692,062.48-1,038,147.94-186,615.80

Finding the Fourth Proportional to 692,062.48, 1,038,147.94 and 186,615.80

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Solution

The fourth proportional to 692,062.48, 1,038,147.94 and 186,615.80 is: 279,938.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,062.48 : 1,038,147.94 = 186,615.80 : x
  2. Step 2: Convert to fraction form
    692,062.48/1,038,147.94 = 186,615.80/x
  3. Step 3: Cross multiply
    692,062.48x = 1,038,147.94 × 186,615.80
  4. Step 4: Simplify right side
    692,062.48x = 193,734,807,277.04
  5. Step 5: Solve for x
    x = 193,734,807,277.04/692,062.48
  6. Step 6: Final answer
    x = 279,938.32

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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.