Home / 850,795.84-1,274,990.10-471,883.24

Finding the Fourth Proportional to 850,795.84, 1,274,990.10 and 471,883.24

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Solution

The fourth proportional to 850,795.84, 1,274,990.10 and 471,883.24 is: 707,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,795.84 : 1,274,990.10 = 471,883.24 : x
  2. Step 2: Convert to fraction form
    850,795.84/1,274,990.10 = 471,883.24/x
  3. Step 3: Cross multiply
    850,795.84x = 1,274,990.10 × 471,883.24
  4. Step 4: Simplify right side
    850,795.84x = 601,646,459,355.92
  5. Step 5: Solve for x
    x = 601,646,459,355.92/850,795.84
  6. Step 6: Final answer
    x = 707,157.27

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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.