Home / 1,095,639.20-1,643,329.20-296,871.20

Finding the Fourth Proportional to 1,095,639.20, 1,643,329.20 and 296,871.20

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Solution

The fourth proportional to 1,095,639.20, 1,643,329.20 and 296,871.20 is: 445,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,639.20 : 1,643,329.20 = 296,871.20 : x
  2. Step 2: Convert to fraction form
    1,095,639.20/1,643,329.20 = 296,871.20/x
  3. Step 3: Cross multiply
    1,095,639.20x = 1,643,329.20 × 296,871.20
  4. Step 4: Simplify right side
    1,095,639.20x = 487,857,111,599.04
  5. Step 5: Solve for x
    x = 487,857,111,599.04/1,095,639.20
  6. Step 6: Final answer
    x = 445,271.68

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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.