Home / 1,065,682.80-1,599,662.15-458,771.50

Finding the Fourth Proportional to 1,065,682.80, 1,599,662.15 and 458,771.50

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Solution

The fourth proportional to 1,065,682.80, 1,599,662.15 and 458,771.50 is: 688,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,682.80 : 1,599,662.15 = 458,771.50 : x
  2. Step 2: Convert to fraction form
    1,065,682.80/1,599,662.15 = 458,771.50/x
  3. Step 3: Cross multiply
    1,065,682.80x = 1,599,662.15 × 458,771.50
  4. Step 4: Simplify right side
    1,065,682.80x = 733,879,404,048.73
  5. Step 5: Solve for x
    x = 733,879,404,048.73/1,065,682.80
  6. Step 6: Final answer
    x = 688,647.13

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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.