Home / 756,831.20-1,044,379.40-417,302.24

Finding the Fourth Proportional to 756,831.20, 1,044,379.40 and 417,302.24

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Solution

The fourth proportional to 756,831.20, 1,044,379.40 and 417,302.24 is: 575,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,831.20 : 1,044,379.40 = 417,302.24 : x
  2. Step 2: Convert to fraction form
    756,831.20/1,044,379.40 = 417,302.24/x
  3. Step 3: Cross multiply
    756,831.20x = 1,044,379.40 × 417,302.24
  4. Step 4: Simplify right side
    756,831.20x = 435,821,863,029.86
  5. Step 5: Solve for x
    x = 435,821,863,029.86/756,831.20
  6. Step 6: Final answer
    x = 575,850.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.