Home / 829,790.47-1,244,907.21-297,365.32

Finding the Fourth Proportional to 829,790.47, 1,244,907.21 and 297,365.32

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Solution

The fourth proportional to 829,790.47, 1,244,907.21 and 297,365.32 is: 446,127.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,790.47 : 1,244,907.21 = 297,365.32 : x
  2. Step 2: Convert to fraction form
    829,790.47/1,244,907.21 = 297,365.32/x
  3. Step 3: Cross multiply
    829,790.47x = 1,244,907.21 × 297,365.32
  4. Step 4: Simplify right side
    829,790.47x = 370,192,230,871.96
  5. Step 5: Solve for x
    x = 370,192,230,871.96/829,790.47
  6. Step 6: Final answer
    x = 446,127.36

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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.