Home / 1,009,279.56-1,513,661.52-299,141.52

Finding the Fourth Proportional to 1,009,279.56, 1,513,661.52 and 299,141.52

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Solution

The fourth proportional to 1,009,279.56, 1,513,661.52 and 299,141.52 is: 448,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,279.56 : 1,513,661.52 = 299,141.52 : x
  2. Step 2: Convert to fraction form
    1,009,279.56/1,513,661.52 = 299,141.52/x
  3. Step 3: Cross multiply
    1,009,279.56x = 1,513,661.52 × 299,141.52
  4. Step 4: Simplify right side
    1,009,279.56x = 452,799,007,858.31
  5. Step 5: Solve for x
    x = 452,799,007,858.31/1,009,279.56
  6. Step 6: Final answer
    x = 448,635.86

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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.