Home / 622,799.37-859,285.35-350,772.21

Finding the Fourth Proportional to 622,799.37, 859,285.35 and 350,772.21

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Solution

The fourth proportional to 622,799.37, 859,285.35 and 350,772.21 is: 483,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,799.37 : 859,285.35 = 350,772.21 : x
  2. Step 2: Convert to fraction form
    622,799.37/859,285.35 = 350,772.21/x
  3. Step 3: Cross multiply
    622,799.37x = 859,285.35 × 350,772.21
  4. Step 4: Simplify right side
    622,799.37x = 301,413,421,240.12
  5. Step 5: Solve for x
    x = 301,413,421,240.12/622,799.37
  6. Step 6: Final answer
    x = 483,965.52

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1.5x scale

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.