Home / 443,831.10-612,474.66-250,237.15

Finding the Fourth Proportional to 443,831.10, 612,474.66 and 250,237.15

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Solution

The fourth proportional to 443,831.10, 612,474.66 and 250,237.15 is: 345,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,831.10 : 612,474.66 = 250,237.15 : x
  2. Step 2: Convert to fraction form
    443,831.10/612,474.66 = 250,237.15/x
  3. Step 3: Cross multiply
    443,831.10x = 612,474.66 × 250,237.15
  4. Step 4: Simplify right side
    443,831.10x = 153,263,911,834.43
  5. Step 5: Solve for x
    x = 153,263,911,834.43/443,831.10
  6. Step 6: Final answer
    x = 345,320.36

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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.