Home / 670,222.46-1,005,017.82-243,457.44

Finding the Fourth Proportional to 670,222.46, 1,005,017.82 and 243,457.44

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Solution

The fourth proportional to 670,222.46, 1,005,017.82 and 243,457.44 is: 365,071.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,222.46 : 1,005,017.82 = 243,457.44 : x
  2. Step 2: Convert to fraction form
    670,222.46/1,005,017.82 = 243,457.44/x
  3. Step 3: Cross multiply
    670,222.46x = 1,005,017.82 × 243,457.44
  4. Step 4: Simplify right side
    670,222.46x = 244,679,065,611.58
  5. Step 5: Solve for x
    x = 244,679,065,611.58/670,222.46
  6. Step 6: Final answer
    x = 365,071.42

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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.