Home / 397,831.20-596,746.80-334,845.60

Finding the Fourth Proportional to 397,831.20, 596,746.80 and 334,845.60

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Solution

The fourth proportional to 397,831.20, 596,746.80 and 334,845.60 is: 502,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,831.20 : 596,746.80 = 334,845.60 : x
  2. Step 2: Convert to fraction form
    397,831.20/596,746.80 = 334,845.60/x
  3. Step 3: Cross multiply
    397,831.20x = 596,746.80 × 334,845.60
  4. Step 4: Simplify right side
    397,831.20x = 199,818,040,294.08
  5. Step 5: Solve for x
    x = 199,818,040,294.08/397,831.20
  6. Step 6: Final answer
    x = 502,268.40

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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.