Home / 305,498,706.48-458,544,005.95-288,907,782.75

Finding the Fourth Proportional to 305,498,706.48, 458,544,005.95 and 288,907,782.75

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Solution

The fourth proportional to 305,498,706.48, 458,544,005.95 and 288,907,782.75 is: 433,641,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,498,706.48 : 458,544,005.95 = 288,907,782.75 : x
  2. Step 2: Convert to fraction form
    305,498,706.48/458,544,005.95 = 288,907,782.75/x
  3. Step 3: Cross multiply
    305,498,706.48x = 458,544,005.95 × 288,907,782.75
  4. Step 4: Simplify right side
    305,498,706.48x = 132,476,932,049,302,320
  5. Step 5: Solve for x
    x = 132,476,932,049,302,320/305,498,706.48
  6. Step 6: Final answer
    x = 433,641,548.20

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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.