Home / 648,606.92-895,039.94-362,145.15

Finding the Fourth Proportional to 648,606.92, 895,039.94 and 362,145.15

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Solution

The fourth proportional to 648,606.92, 895,039.94 and 362,145.15 is: 499,739.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,606.92 : 895,039.94 = 362,145.15 : x
  2. Step 2: Convert to fraction form
    648,606.92/895,039.94 = 362,145.15/x
  3. Step 3: Cross multiply
    648,606.92x = 895,039.94 × 362,145.15
  4. Step 4: Simplify right side
    648,606.92x = 324,134,374,232.65
  5. Step 5: Solve for x
    x = 324,134,374,232.65/648,606.92
  6. Step 6: Final answer
    x = 499,739.31

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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.