Home / 448,950.82-619,565.19-245,014.86

Finding the Fourth Proportional to 448,950.82, 619,565.19 and 245,014.86

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Solution

The fourth proportional to 448,950.82, 619,565.19 and 245,014.86 is: 338,127.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,950.82 : 619,565.19 = 245,014.86 : x
  2. Step 2: Convert to fraction form
    448,950.82/619,565.19 = 245,014.86/x
  3. Step 3: Cross multiply
    448,950.82x = 619,565.19 × 245,014.86
  4. Step 4: Simplify right side
    448,950.82x = 151,802,678,748.13
  5. Step 5: Solve for x
    x = 151,802,678,748.13/448,950.82
  6. Step 6: Final answer
    x = 338,127.63

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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.