Home / 698,922.80-1,046,847.48-577,604.80

Finding the Fourth Proportional to 698,922.80, 1,046,847.48 and 577,604.80

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Solution

The fourth proportional to 698,922.80, 1,046,847.48 and 577,604.80 is: 865,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,922.80 : 1,046,847.48 = 577,604.80 : x
  2. Step 2: Convert to fraction form
    698,922.80/1,046,847.48 = 577,604.80/x
  3. Step 3: Cross multiply
    698,922.80x = 1,046,847.48 × 577,604.80
  4. Step 4: Simplify right side
    698,922.80x = 604,664,129,315.90
  5. Step 5: Solve for x
    x = 604,664,129,315.90/698,922.80
  6. Step 6: Final answer
    x = 865,137.22

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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.