Home / 877,244.70-1,314,846.45-403,977.90

Finding the Fourth Proportional to 877,244.70, 1,314,846.45 and 403,977.90

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Solution

The fourth proportional to 877,244.70, 1,314,846.45 and 403,977.90 is: 605,496.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,244.70 : 1,314,846.45 = 403,977.90 : x
  2. Step 2: Convert to fraction form
    877,244.70/1,314,846.45 = 403,977.90/x
  3. Step 3: Cross multiply
    877,244.70x = 1,314,846.45 × 403,977.90
  4. Step 4: Simplify right side
    877,244.70x = 531,168,907,693.46
  5. Step 5: Solve for x
    x = 531,168,907,693.46/877,244.70
  6. Step 6: Final answer
    x = 605,496.86

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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.