Home / 854,688.61-1,281,559.62-349,604.27

Finding the Fourth Proportional to 854,688.61, 1,281,559.62 and 349,604.27

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Solution

The fourth proportional to 854,688.61, 1,281,559.62 and 349,604.27 is: 524,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,688.61 : 1,281,559.62 = 349,604.27 : x
  2. Step 2: Convert to fraction form
    854,688.61/1,281,559.62 = 349,604.27/x
  3. Step 3: Cross multiply
    854,688.61x = 1,281,559.62 × 349,604.27
  4. Step 4: Simplify right side
    854,688.61x = 448,038,715,120.64
  5. Step 5: Solve for x
    x = 448,038,715,120.64/854,688.61
  6. Step 6: Final answer
    x = 524,212.81

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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.