Home / 319,224.31-477,653.68-255,852.23

Finding the Fourth Proportional to 319,224.31, 477,653.68 and 255,852.23

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Solution

The fourth proportional to 319,224.31, 477,653.68 and 255,852.23 is: 382,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,224.31 : 477,653.68 = 255,852.23 : x
  2. Step 2: Convert to fraction form
    319,224.31/477,653.68 = 255,852.23/x
  3. Step 3: Cross multiply
    319,224.31x = 477,653.68 × 255,852.23
  4. Step 4: Simplify right side
    319,224.31x = 122,208,759,195.71
  5. Step 5: Solve for x
    x = 122,208,759,195.71/319,224.31
  6. Step 6: Final answer
    x = 382,830.37

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1.5x scale

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.