Home / 677,209.92-1,014,923.64-377,831.46

Finding the Fourth Proportional to 677,209.92, 1,014,923.64 and 377,831.46

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Solution

The fourth proportional to 677,209.92, 1,014,923.64 and 377,831.46 is: 566,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,209.92 : 1,014,923.64 = 377,831.46 : x
  2. Step 2: Convert to fraction form
    677,209.92/1,014,923.64 = 377,831.46/x
  3. Step 3: Cross multiply
    677,209.92x = 1,014,923.64 × 377,831.46
  4. Step 4: Simplify right side
    677,209.92x = 383,470,080,689.71
  5. Step 5: Solve for x
    x = 383,470,080,689.71/677,209.92
  6. Step 6: Final answer
    x = 566,249.95

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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.