Home / 704,340.80-1,057,202.40-349,755.20

Finding the Fourth Proportional to 704,340.80, 1,057,202.40 and 349,755.20

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Solution

The fourth proportional to 704,340.80, 1,057,202.40 and 349,755.20 is: 524,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,340.80 : 1,057,202.40 = 349,755.20 : x
  2. Step 2: Convert to fraction form
    704,340.80/1,057,202.40 = 349,755.20/x
  3. Step 3: Cross multiply
    704,340.80x = 1,057,202.40 × 349,755.20
  4. Step 4: Simplify right side
    704,340.80x = 369,762,036,852.48
  5. Step 5: Solve for x
    x = 369,762,036,852.48/704,340.80
  6. Step 6: Final answer
    x = 524,976.03

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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.