Home / 649,308.86-896,029.02-362,831.30

Finding the Fourth Proportional to 649,308.86, 896,029.02 and 362,831.30

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Solution

The fourth proportional to 649,308.86, 896,029.02 and 362,831.30 is: 500,697.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,308.86 : 896,029.02 = 362,831.30 : x
  2. Step 2: Convert to fraction form
    649,308.86/896,029.02 = 362,831.30/x
  3. Step 3: Cross multiply
    649,308.86x = 896,029.02 × 362,831.30
  4. Step 4: Simplify right side
    649,308.86x = 325,107,374,164.33
  5. Step 5: Solve for x
    x = 325,107,374,164.33/649,308.86
  6. Step 6: Final answer
    x = 500,697.58

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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.