Home / 770,845.14-1,155,603.24-297,862.38

Finding the Fourth Proportional to 770,845.14, 1,155,603.24 and 297,862.38

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Solution

The fourth proportional to 770,845.14, 1,155,603.24 and 297,862.38 is: 446,536.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,845.14 : 1,155,603.24 = 297,862.38 : x
  2. Step 2: Convert to fraction form
    770,845.14/1,155,603.24 = 297,862.38/x
  3. Step 3: Cross multiply
    770,845.14x = 1,155,603.24 × 297,862.38
  4. Step 4: Simplify right side
    770,845.14x = 344,210,731,402.11
  5. Step 5: Solve for x
    x = 344,210,731,402.11/770,845.14
  6. Step 6: Final answer
    x = 446,536.81

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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.