Home / 969,719.12-1,454,807.64-304,871.12

Finding the Fourth Proportional to 969,719.12, 1,454,807.64 and 304,871.12

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Solution

The fourth proportional to 969,719.12, 1,454,807.64 and 304,871.12 is: 457,378.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,719.12 : 1,454,807.64 = 304,871.12 : x
  2. Step 2: Convert to fraction form
    969,719.12/1,454,807.64 = 304,871.12/x
  3. Step 3: Cross multiply
    969,719.12x = 1,454,807.64 × 304,871.12
  4. Step 4: Simplify right side
    969,719.12x = 443,528,834,591.36
  5. Step 5: Solve for x
    x = 443,528,834,591.36/969,719.12
  6. Step 6: Final answer
    x = 457,378.66

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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.