Home / 647,106.03-893,009.32-375,334.83

Finding the Fourth Proportional to 647,106.03, 893,009.32 and 375,334.83

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Solution

The fourth proportional to 647,106.03, 893,009.32 and 375,334.83 is: 517,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,106.03 : 893,009.32 = 375,334.83 : x
  2. Step 2: Convert to fraction form
    647,106.03/893,009.32 = 375,334.83/x
  3. Step 3: Cross multiply
    647,106.03x = 893,009.32 × 375,334.83
  4. Step 4: Simplify right side
    647,106.03x = 335,177,501,310.62
  5. Step 5: Solve for x
    x = 335,177,501,310.62/647,106.03
  6. Step 6: Final answer
    x = 517,963.80

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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.