Home / 891,465.32-1,337,183.40-358,972.94

Finding the Fourth Proportional to 891,465.32, 1,337,183.40 and 358,972.94

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Solution

The fourth proportional to 891,465.32, 1,337,183.40 and 358,972.94 is: 538,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,465.32 : 1,337,183.40 = 358,972.94 : x
  2. Step 2: Convert to fraction form
    891,465.32/1,337,183.40 = 358,972.94/x
  3. Step 3: Cross multiply
    891,465.32x = 1,337,183.40 × 358,972.94
  4. Step 4: Simplify right side
    891,465.32x = 480,012,656,417.20
  5. Step 5: Solve for x
    x = 480,012,656,417.20/891,465.32
  6. Step 6: Final answer
    x = 538,453.54

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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.