Home / 719,592.84-1,079,393.37-298,868.72

Finding the Fourth Proportional to 719,592.84, 1,079,393.37 and 298,868.72

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Solution

The fourth proportional to 719,592.84, 1,079,393.37 and 298,868.72 is: 448,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,592.84 : 1,079,393.37 = 298,868.72 : x
  2. Step 2: Convert to fraction form
    719,592.84/1,079,393.37 = 298,868.72/x
  3. Step 3: Cross multiply
    719,592.84x = 1,079,393.37 × 298,868.72
  4. Step 4: Simplify right side
    719,592.84x = 322,596,909,471.42
  5. Step 5: Solve for x
    x = 322,596,909,471.42/719,592.84
  6. Step 6: Final answer
    x = 448,304.78

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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.