Home / 454,904.80-627,798.04-263,982.40

Finding the Fourth Proportional to 454,904.80, 627,798.04 and 263,982.40

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Solution

The fourth proportional to 454,904.80, 627,798.04 and 263,982.40 is: 364,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,904.80 : 627,798.04 = 263,982.40 : x
  2. Step 2: Convert to fraction form
    454,904.80/627,798.04 = 263,982.40/x
  3. Step 3: Cross multiply
    454,904.80x = 627,798.04 × 263,982.40
  4. Step 4: Simplify right side
    454,904.80x = 165,727,633,314.50
  5. Step 5: Solve for x
    x = 165,727,633,314.50/454,904.80
  6. Step 6: Final answer
    x = 364,312.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.