Home / 1,009,253.28-1,513,872.24-299,283.36

Finding the Fourth Proportional to 1,009,253.28, 1,513,872.24 and 299,283.36

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Solution

The fourth proportional to 1,009,253.28, 1,513,872.24 and 299,283.36 is: 448,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,253.28 : 1,513,872.24 = 299,283.36 : x
  2. Step 2: Convert to fraction form
    1,009,253.28/1,513,872.24 = 299,283.36/x
  3. Step 3: Cross multiply
    1,009,253.28x = 1,513,872.24 × 299,283.36
  4. Step 4: Simplify right side
    1,009,253.28x = 453,076,770,597.93
  5. Step 5: Solve for x
    x = 453,076,770,597.93/1,009,253.28
  6. Step 6: Final answer
    x = 448,922.76

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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.