Home / 605,831.10-908,746.65-369,635.10

Finding the Fourth Proportional to 605,831.10, 908,746.65 and 369,635.10

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Solution

The fourth proportional to 605,831.10, 908,746.65 and 369,635.10 is: 554,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,831.10 : 908,746.65 = 369,635.10 : x
  2. Step 2: Convert to fraction form
    605,831.10/908,746.65 = 369,635.10/x
  3. Step 3: Cross multiply
    605,831.10x = 908,746.65 × 369,635.10
  4. Step 4: Simplify right side
    605,831.10x = 335,904,658,847.42
  5. Step 5: Solve for x
    x = 335,904,658,847.42/605,831.10
  6. Step 6: Final answer
    x = 554,452.65

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Similar ratio
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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.