Home / 678,097.98-1,017,339.48-552,922.20

Finding the Fourth Proportional to 678,097.98, 1,017,339.48 and 552,922.20

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Solution

The fourth proportional to 678,097.98, 1,017,339.48 and 552,922.20 is: 829,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,097.98 : 1,017,339.48 = 552,922.20 : x
  2. Step 2: Convert to fraction form
    678,097.98/1,017,339.48 = 552,922.20/x
  3. Step 3: Cross multiply
    678,097.98x = 1,017,339.48 × 552,922.20
  4. Step 4: Simplify right side
    678,097.98x = 562,509,583,428.46
  5. Step 5: Solve for x
    x = 562,509,583,428.46/678,097.98
  6. Step 6: Final answer
    x = 829,540.27

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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.