Home / 567,599.30-783,293.16-309,474.12

Finding the Fourth Proportional to 567,599.30, 783,293.16 and 309,474.12

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Solution

The fourth proportional to 567,599.30, 783,293.16 and 309,474.12 is: 427,077.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,599.30 : 783,293.16 = 309,474.12 : x
  2. Step 2: Convert to fraction form
    567,599.30/783,293.16 = 309,474.12/x
  3. Step 3: Cross multiply
    567,599.30x = 783,293.16 × 309,474.12
  4. Step 4: Simplify right side
    567,599.30x = 242,408,961,393.02
  5. Step 5: Solve for x
    x = 242,408,961,393.02/567,599.30
  6. Step 6: Final answer
    x = 427,077.63

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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.