Home / 632,772.48-949,162.68-258,795.48

Finding the Fourth Proportional to 632,772.48, 949,162.68 and 258,795.48

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Solution

The fourth proportional to 632,772.48, 949,162.68 and 258,795.48 is: 388,194.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,772.48 : 949,162.68 = 258,795.48 : x
  2. Step 2: Convert to fraction form
    632,772.48/949,162.68 = 258,795.48/x
  3. Step 3: Cross multiply
    632,772.48x = 949,162.68 × 258,795.48
  4. Step 4: Simplify right side
    632,772.48x = 245,639,011,368.69
  5. Step 5: Solve for x
    x = 245,639,011,368.69/632,772.48
  6. Step 6: Final answer
    x = 388,194.84

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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.