Home / 667,928.80-1,001,893.20-401,552.20

Finding the Fourth Proportional to 667,928.80, 1,001,893.20 and 401,552.20

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Solution

The fourth proportional to 667,928.80, 1,001,893.20 and 401,552.20 is: 602,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,928.80 : 1,001,893.20 = 401,552.20 : x
  2. Step 2: Convert to fraction form
    667,928.80/1,001,893.20 = 401,552.20/x
  3. Step 3: Cross multiply
    667,928.80x = 1,001,893.20 × 401,552.20
  4. Step 4: Simplify right side
    667,928.80x = 402,312,418,625.04
  5. Step 5: Solve for x
    x = 402,312,418,625.04/667,928.80
  6. Step 6: Final answer
    x = 602,328.30

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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.