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Finding the Fourth Proportional to 555,752, 833,766.24 and 161,768

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Solution

The fourth proportional to 555,752, 833,766.24 and 161,768 is: 242,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,752 : 833,766.24 = 161,768 : x
  2. Step 2: Convert to fraction form
    555,752/833,766.24 = 161,768/x
  3. Step 3: Cross multiply
    555,752x = 833,766.24 × 161,768
  4. Step 4: Simplify right side
    555,752x = 134,876,697,112.32
  5. Step 5: Solve for x
    x = 134,876,697,112.32/555,752
  6. Step 6: Final answer
    x = 242,692.24

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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.