Home / 962,102.75-1,442,920.84-400,831.07

Finding the Fourth Proportional to 962,102.75, 1,442,920.84 and 400,831.07

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Solution

The fourth proportional to 962,102.75, 1,442,920.84 and 400,831.07 is: 601,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,102.75 : 1,442,920.84 = 400,831.07 : x
  2. Step 2: Convert to fraction form
    962,102.75/1,442,920.84 = 400,831.07/x
  3. Step 3: Cross multiply
    962,102.75x = 1,442,920.84 × 400,831.07
  4. Step 4: Simplify right side
    962,102.75x = 578,367,496,005.82
  5. Step 5: Solve for x
    x = 578,367,496,005.82/962,102.75
  6. Step 6: Final answer
    x = 601,149.41

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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.