Home / 697,485.75-1,046,238.35-198,849.75

Finding the Fourth Proportional to 697,485.75, 1,046,238.35 and 198,849.75

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Solution

The fourth proportional to 697,485.75, 1,046,238.35 and 198,849.75 is: 298,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,485.75 : 1,046,238.35 = 198,849.75 : x
  2. Step 2: Convert to fraction form
    697,485.75/1,046,238.35 = 198,849.75/x
  3. Step 3: Cross multiply
    697,485.75x = 1,046,238.35 × 198,849.75
  4. Step 4: Simplify right side
    697,485.75x = 208,044,233,343.66
  5. Step 5: Solve for x
    x = 208,044,233,343.66/697,485.75
  6. Step 6: Final answer
    x = 298,277.40

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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.