Home / 690,973.20-1,036,391.76-241,611.12

Finding the Fourth Proportional to 690,973.20, 1,036,391.76 and 241,611.12

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Solution

The fourth proportional to 690,973.20, 1,036,391.76 and 241,611.12 is: 362,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,973.20 : 1,036,391.76 = 241,611.12 : x
  2. Step 2: Convert to fraction form
    690,973.20/1,036,391.76 = 241,611.12/x
  3. Step 3: Cross multiply
    690,973.20x = 1,036,391.76 × 241,611.12
  4. Step 4: Simplify right side
    690,973.20x = 250,403,773,892.37
  5. Step 5: Solve for x
    x = 250,403,773,892.37/690,973.20
  6. Step 6: Final answer
    x = 362,392.89

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1.5x scale

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.