Home / 887,711.70-1,330,474.05-603,401.70

Finding the Fourth Proportional to 887,711.70, 1,330,474.05 and 603,401.70

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Solution

The fourth proportional to 887,711.70, 1,330,474.05 and 603,401.70 is: 904,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,711.70 : 1,330,474.05 = 603,401.70 : x
  2. Step 2: Convert to fraction form
    887,711.70/1,330,474.05 = 603,401.70/x
  3. Step 3: Cross multiply
    887,711.70x = 1,330,474.05 × 603,401.70
  4. Step 4: Simplify right side
    887,711.70x = 802,810,303,575.89
  5. Step 5: Solve for x
    x = 802,810,303,575.89/887,711.70
  6. Step 6: Final answer
    x = 904,359.27

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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.