Home / 632,629.80-948,944.70-258,565.32

Finding the Fourth Proportional to 632,629.80, 948,944.70 and 258,565.32

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Solution

The fourth proportional to 632,629.80, 948,944.70 and 258,565.32 is: 387,847.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,629.80 : 948,944.70 = 258,565.32 : x
  2. Step 2: Convert to fraction form
    632,629.80/948,944.70 = 258,565.32/x
  3. Step 3: Cross multiply
    632,629.80x = 948,944.70 × 258,565.32
  4. Step 4: Simplify right side
    632,629.80x = 245,364,190,017.80
  5. Step 5: Solve for x
    x = 245,364,190,017.80/632,629.80
  6. Step 6: Final answer
    x = 387,847.98

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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.