Home / 1,476,790.61-2,215,185.80-354,859.61

Finding the Fourth Proportional to 1,476,790.61, 2,215,185.80 and 354,859.61

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Solution

The fourth proportional to 1,476,790.61, 2,215,185.80 and 354,859.61 is: 532,289.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,790.61 : 2,215,185.80 = 354,859.61 : x
  2. Step 2: Convert to fraction form
    1,476,790.61/2,215,185.80 = 354,859.61/x
  3. Step 3: Cross multiply
    1,476,790.61x = 2,215,185.80 × 354,859.61
  4. Step 4: Simplify right side
    1,476,790.61x = 786,079,956,215.31
  5. Step 5: Solve for x
    x = 786,079,956,215.31/1,476,790.61
  6. Step 6: Final answer
    x = 532,289.38

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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.