Home / 887,267.10-1,330,900.65-603,831.90

Finding the Fourth Proportional to 887,267.10, 1,330,900.65 and 603,831.90

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Solution

The fourth proportional to 887,267.10, 1,330,900.65 and 603,831.90 is: 905,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,267.10 : 1,330,900.65 = 603,831.90 : x
  2. Step 2: Convert to fraction form
    887,267.10/1,330,900.65 = 603,831.90/x
  3. Step 3: Cross multiply
    887,267.10x = 1,330,900.65 × 603,831.90
  4. Step 4: Simplify right side
    887,267.10x = 803,640,268,200.74
  5. Step 5: Solve for x
    x = 803,640,268,200.74/887,267.10
  6. Step 6: Final answer
    x = 905,747.85

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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.