Home / 964,257.40-1,330,822.50-615,548.44

Finding the Fourth Proportional to 964,257.40, 1,330,822.50 and 615,548.44

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Solution

The fourth proportional to 964,257.40, 1,330,822.50 and 615,548.44 is: 849,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,257.40 : 1,330,822.50 = 615,548.44 : x
  2. Step 2: Convert to fraction form
    964,257.40/1,330,822.50 = 615,548.44/x
  3. Step 3: Cross multiply
    964,257.40x = 1,330,822.50 × 615,548.44
  4. Step 4: Simplify right side
    964,257.40x = 819,185,713,791.90
  5. Step 5: Solve for x
    x = 819,185,713,791.90/964,257.40
  6. Step 6: Final answer
    x = 849,550.87

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1.5x scale

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.