Home / 719,230.18-1,079,326.82-298,506.46

Finding the Fourth Proportional to 719,230.18, 1,079,326.82 and 298,506.46

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Solution

The fourth proportional to 719,230.18, 1,079,326.82 and 298,506.46 is: 447,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,230.18 : 1,079,326.82 = 298,506.46 : x
  2. Step 2: Convert to fraction form
    719,230.18/1,079,326.82 = 298,506.46/x
  3. Step 3: Cross multiply
    719,230.18x = 1,079,326.82 × 298,506.46
  4. Step 4: Simplify right side
    719,230.18x = 322,186,024,030.41
  5. Step 5: Solve for x
    x = 322,186,024,030.41/719,230.18
  6. Step 6: Final answer
    x = 447,959.55

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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.