Home / 649,309.17-896,029.46-362,831.61

Finding the Fourth Proportional to 649,309.17, 896,029.46 and 362,831.61

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Solution

The fourth proportional to 649,309.17, 896,029.46 and 362,831.61 is: 500,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,309.17 : 896,029.46 = 362,831.61 : x
  2. Step 2: Convert to fraction form
    649,309.17/896,029.46 = 362,831.61/x
  3. Step 3: Cross multiply
    649,309.17x = 896,029.46 × 362,831.61
  4. Step 4: Simplify right side
    649,309.17x = 325,107,811,579.23
  5. Step 5: Solve for x
    x = 325,107,811,579.23/649,309.17
  6. Step 6: Final answer
    x = 500,698.01

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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.