Home / 887,713.20-1,330,476.30-603,403.20

Finding the Fourth Proportional to 887,713.20, 1,330,476.30 and 603,403.20

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Solution

The fourth proportional to 887,713.20, 1,330,476.30 and 603,403.20 is: 904,361.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,713.20 : 1,330,476.30 = 603,403.20 : x
  2. Step 2: Convert to fraction form
    887,713.20/1,330,476.30 = 603,403.20/x
  3. Step 3: Cross multiply
    887,713.20x = 1,330,476.30 × 603,403.20
  4. Step 4: Simplify right side
    887,713.20x = 802,813,656,944.16
  5. Step 5: Solve for x
    x = 802,813,656,944.16/887,713.20
  6. Step 6: Final answer
    x = 904,361.52

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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.