Home / 825,282.68-1,237,928.67-375,689.07

Finding the Fourth Proportional to 825,282.68, 1,237,928.67 and 375,689.07

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Solution

The fourth proportional to 825,282.68, 1,237,928.67 and 375,689.07 is: 563,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,282.68 : 1,237,928.67 = 375,689.07 : x
  2. Step 2: Convert to fraction form
    825,282.68/1,237,928.67 = 375,689.07/x
  3. Step 3: Cross multiply
    825,282.68x = 1,237,928.67 × 375,689.07
  4. Step 4: Simplify right side
    825,282.68x = 465,076,270,758.64
  5. Step 5: Solve for x
    x = 465,076,270,758.64/825,282.68
  6. Step 6: Final answer
    x = 563,535.73

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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.