Home / 678,468.98-1,022,580.22-584,829.34

Finding the Fourth Proportional to 678,468.98, 1,022,580.22 and 584,829.34

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Solution

The fourth proportional to 678,468.98, 1,022,580.22 and 584,829.34 is: 881,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,468.98 : 1,022,580.22 = 584,829.34 : x
  2. Step 2: Convert to fraction form
    678,468.98/1,022,580.22 = 584,829.34/x
  3. Step 3: Cross multiply
    678,468.98x = 1,022,580.22 × 584,829.34
  4. Step 4: Simplify right side
    678,468.98x = 598,034,915,159.66
  5. Step 5: Solve for x
    x = 598,034,915,159.66/678,468.98
  6. Step 6: Final answer
    x = 881,447.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.