Home / 975,610.80-1,463,853.60-442,857.60

Finding the Fourth Proportional to 975,610.80, 1,463,853.60 and 442,857.60

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Solution

The fourth proportional to 975,610.80, 1,463,853.60 and 442,857.60 is: 664,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,610.80 : 1,463,853.60 = 442,857.60 : x
  2. Step 2: Convert to fraction form
    975,610.80/1,463,853.60 = 442,857.60/x
  3. Step 3: Cross multiply
    975,610.80x = 1,463,853.60 × 442,857.60
  4. Step 4: Simplify right side
    975,610.80x = 648,278,692,047.36
  5. Step 5: Solve for x
    x = 648,278,692,047.36/975,610.80
  6. Step 6: Final answer
    x = 664,484.95

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1.5x scale

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.