Home / 891,466.57-1,337,185.28-358,974.19

Finding the Fourth Proportional to 891,466.57, 1,337,185.28 and 358,974.19

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Solution

The fourth proportional to 891,466.57, 1,337,185.28 and 358,974.19 is: 538,455.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,466.57 : 1,337,185.28 = 358,974.19 : x
  2. Step 2: Convert to fraction form
    891,466.57/1,337,185.28 = 358,974.19/x
  3. Step 3: Cross multiply
    891,466.57x = 1,337,185.28 × 358,974.19
  4. Step 4: Simplify right side
    891,466.57x = 480,015,000,973.05
  5. Step 5: Solve for x
    x = 480,015,000,973.05/891,466.57
  6. Step 6: Final answer
    x = 538,455.41

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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.