Home / 448,973.92-619,559.18-255,355.47

Finding the Fourth Proportional to 448,973.92, 619,559.18 and 255,355.47

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Solution

The fourth proportional to 448,973.92, 619,559.18 and 255,355.47 is: 352,376.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,973.92 : 619,559.18 = 255,355.47 : x
  2. Step 2: Convert to fraction form
    448,973.92/619,559.18 = 255,355.47/x
  3. Step 3: Cross multiply
    448,973.92x = 619,559.18 × 255,355.47
  4. Step 4: Simplify right side
    448,973.92x = 158,207,825,282.52
  5. Step 5: Solve for x
    x = 158,207,825,282.52/448,973.92
  6. Step 6: Final answer
    x = 352,376.42

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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.