Home / 637,057.07-879,138.94-350,577.16

Finding the Fourth Proportional to 637,057.07, 879,138.94 and 350,577.16

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Solution

The fourth proportional to 637,057.07, 879,138.94 and 350,577.16 is: 483,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,057.07 : 879,138.94 = 350,577.16 : x
  2. Step 2: Convert to fraction form
    637,057.07/879,138.94 = 350,577.16/x
  3. Step 3: Cross multiply
    637,057.07x = 879,138.94 × 350,577.16
  4. Step 4: Simplify right side
    637,057.07x = 308,206,029,756.32
  5. Step 5: Solve for x
    x = 308,206,029,756.32/637,057.07
  6. Step 6: Final answer
    x = 483,796.58

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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.