Home / 776,710.89-1,165,242.78-237,015.41

Finding the Fourth Proportional to 776,710.89, 1,165,242.78 and 237,015.41

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Solution

The fourth proportional to 776,710.89, 1,165,242.78 and 237,015.41 is: 355,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,710.89 : 1,165,242.78 = 237,015.41 : x
  2. Step 2: Convert to fraction form
    776,710.89/1,165,242.78 = 237,015.41/x
  3. Step 3: Cross multiply
    776,710.89x = 1,165,242.78 × 237,015.41
  4. Step 4: Simplify right side
    776,710.89x = 276,180,489,425.03
  5. Step 5: Solve for x
    x = 276,180,489,425.03/776,710.89
  6. Step 6: Final answer
    x = 355,576.95

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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.