Home / 648,615.36-895,090.94-362,145.70

Finding the Fourth Proportional to 648,615.36, 895,090.94 and 362,145.70

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Solution

The fourth proportional to 648,615.36, 895,090.94 and 362,145.70 is: 499,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,615.36 : 895,090.94 = 362,145.70 : x
  2. Step 2: Convert to fraction form
    648,615.36/895,090.94 = 362,145.70/x
  3. Step 3: Cross multiply
    648,615.36x = 895,090.94 × 362,145.70
  4. Step 4: Simplify right side
    648,615.36x = 324,153,335,029.96
  5. Step 5: Solve for x
    x = 324,153,335,029.96/648,615.36
  6. Step 6: Final answer
    x = 499,762.04

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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.