Home / 653,110.84-979,480.62-253,666.36

Finding the Fourth Proportional to 653,110.84, 979,480.62 and 253,666.36

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Solution

The fourth proportional to 653,110.84, 979,480.62 and 253,666.36 is: 380,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,110.84 : 979,480.62 = 253,666.36 : x
  2. Step 2: Convert to fraction form
    653,110.84/979,480.62 = 253,666.36/x
  3. Step 3: Cross multiply
    653,110.84x = 979,480.62 × 253,666.36
  4. Step 4: Simplify right side
    653,110.84x = 248,461,283,565.94
  5. Step 5: Solve for x
    x = 248,461,283,565.94/653,110.84
  6. Step 6: Final answer
    x = 380,427.44

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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.