Home / 887,711.20-1,330,473.30-603,401.20

Finding the Fourth Proportional to 887,711.20, 1,330,473.30 and 603,401.20

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Solution

The fourth proportional to 887,711.20, 1,330,473.30 and 603,401.20 is: 904,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,711.20 : 1,330,473.30 = 603,401.20 : x
  2. Step 2: Convert to fraction form
    887,711.20/1,330,473.30 = 603,401.20/x
  3. Step 3: Cross multiply
    887,711.20x = 1,330,473.30 × 603,401.20
  4. Step 4: Simplify right side
    887,711.20x = 802,809,185,787.96
  5. Step 5: Solve for x
    x = 802,809,185,787.96/887,711.20
  6. Step 6: Final answer
    x = 904,358.52

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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.