Home / 1,303,989.76-1,955,339.52-462,415.36

Finding the Fourth Proportional to 1,303,989.76, 1,955,339.52 and 462,415.36

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Solution

The fourth proportional to 1,303,989.76, 1,955,339.52 and 462,415.36 is: 693,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,989.76 : 1,955,339.52 = 462,415.36 : x
  2. Step 2: Convert to fraction form
    1,303,989.76/1,955,339.52 = 462,415.36/x
  3. Step 3: Cross multiply
    1,303,989.76x = 1,955,339.52 × 462,415.36
  4. Step 4: Simplify right side
    1,303,989.76x = 904,179,028,063.03
  5. Step 5: Solve for x
    x = 904,179,028,063.03/1,303,989.76
  6. Step 6: Final answer
    x = 693,394.27

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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.