Home / 445,619.90-614,951.28-241,675.32

Finding the Fourth Proportional to 445,619.90, 614,951.28 and 241,675.32

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Solution

The fourth proportional to 445,619.90, 614,951.28 and 241,675.32 is: 333,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,619.90 : 614,951.28 = 241,675.32 : x
  2. Step 2: Convert to fraction form
    445,619.90/614,951.28 = 241,675.32/x
  3. Step 3: Cross multiply
    445,619.90x = 614,951.28 × 241,675.32
  4. Step 4: Simplify right side
    445,619.90x = 148,618,549,684.48
  5. Step 5: Solve for x
    x = 148,618,549,684.48/445,619.90
  6. Step 6: Final answer
    x = 333,509.68

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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.