Home / 645,537.56-967,639.44-246,071.12

Finding the Fourth Proportional to 645,537.56, 967,639.44 and 246,071.12

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Solution

The fourth proportional to 645,537.56, 967,639.44 and 246,071.12 is: 368,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,537.56 : 967,639.44 = 246,071.12 : x
  2. Step 2: Convert to fraction form
    645,537.56/967,639.44 = 246,071.12/x
  3. Step 3: Cross multiply
    645,537.56x = 967,639.44 × 246,071.12
  4. Step 4: Simplify right side
    645,537.56x = 238,108,120,756.97
  5. Step 5: Solve for x
    x = 238,108,120,756.97/645,537.56
  6. Step 6: Final answer
    x = 368,852.47

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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.