Home / 698,476.24-1,046,838.26-298,647.68

Finding the Fourth Proportional to 698,476.24, 1,046,838.26 and 298,647.68

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Solution

The fourth proportional to 698,476.24, 1,046,838.26 and 298,647.68 is: 447,596.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,476.24 : 1,046,838.26 = 298,647.68 : x
  2. Step 2: Convert to fraction form
    698,476.24/1,046,838.26 = 298,647.68/x
  3. Step 3: Cross multiply
    698,476.24x = 1,046,838.26 × 298,647.68
  4. Step 4: Simplify right side
    698,476.24x = 312,635,821,047.95
  5. Step 5: Solve for x
    x = 312,635,821,047.95/698,476.24
  6. Step 6: Final answer
    x = 447,596.93

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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.