Home / 698,426.98-1,046,763.96-298,597.81

Finding the Fourth Proportional to 698,426.98, 1,046,763.96 and 298,597.81

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Solution

The fourth proportional to 698,426.98, 1,046,763.96 and 298,597.81 is: 447,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,426.98 : 1,046,763.96 = 298,597.81 : x
  2. Step 2: Convert to fraction form
    698,426.98/1,046,763.96 = 298,597.81/x
  3. Step 3: Cross multiply
    698,426.98x = 1,046,763.96 × 298,597.81
  4. Step 4: Simplify right side
    698,426.98x = 312,561,426,042.93
  5. Step 5: Solve for x
    x = 312,561,426,042.93/698,426.98
  6. Step 6: Final answer
    x = 447,521.98

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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.