Home / 707,229.95-975,977.17-384,942.25

Finding the Fourth Proportional to 707,229.95, 975,977.17 and 384,942.25

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Solution

The fourth proportional to 707,229.95, 975,977.17 and 384,942.25 is: 531,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,229.95 : 975,977.17 = 384,942.25 : x
  2. Step 2: Convert to fraction form
    707,229.95/975,977.17 = 384,942.25/x
  3. Step 3: Cross multiply
    707,229.95x = 975,977.17 × 384,942.25
  4. Step 4: Simplify right side
    707,229.95x = 375,694,848,026.05
  5. Step 5: Solve for x
    x = 375,694,848,026.05/707,229.95
  6. Step 6: Final answer
    x = 531,220.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.