Home / 472,781,274.88-709,448,262.51-341,494,090.24

Finding the Fourth Proportional to 472,781,274.88, 709,448,262.51 and 341,494,090.24

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Solution

The fourth proportional to 472,781,274.88, 709,448,262.51 and 341,494,090.24 is: 512,440,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,781,274.88 : 709,448,262.51 = 341,494,090.24 : x
  2. Step 2: Convert to fraction form
    472,781,274.88/709,448,262.51 = 341,494,090.24/x
  3. Step 3: Cross multiply
    472,781,274.88x = 709,448,262.51 × 341,494,090.24
  4. Step 4: Simplify right side
    472,781,274.88x = 242,272,388,978,201,152
  5. Step 5: Solve for x
    x = 242,272,388,978,201,152/472,781,274.88
  6. Step 6: Final answer
    x = 512,440,745.54

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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.