Home / 1,250,216.31-1,725,303.80-677,256.48

Finding the Fourth Proportional to 1,250,216.31, 1,725,303.80 and 677,256.48

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Solution

The fourth proportional to 1,250,216.31, 1,725,303.80 and 677,256.48 is: 934,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,216.31 : 1,725,303.80 = 677,256.48 : x
  2. Step 2: Convert to fraction form
    1,250,216.31/1,725,303.80 = 677,256.48/x
  3. Step 3: Cross multiply
    1,250,216.31x = 1,725,303.80 × 677,256.48
  4. Step 4: Simplify right side
    1,250,216.31x = 1,168,473,178,518.62
  5. Step 5: Solve for x
    x = 1,168,473,178,518.62/1,250,216.31
  6. Step 6: Final answer
    x = 934,616.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.