Home / 1,030,325.37-1,545,099.83-431,327.94

Finding the Fourth Proportional to 1,030,325.37, 1,545,099.83 and 431,327.94

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Solution

The fourth proportional to 1,030,325.37, 1,545,099.83 and 431,327.94 is: 646,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,325.37 : 1,545,099.83 = 431,327.94 : x
  2. Step 2: Convert to fraction form
    1,030,325.37/1,545,099.83 = 431,327.94/x
  3. Step 3: Cross multiply
    1,030,325.37x = 1,545,099.83 × 431,327.94
  4. Step 4: Simplify right side
    1,030,325.37x = 666,444,724,611.61
  5. Step 5: Solve for x
    x = 666,444,724,611.61/1,030,325.37
  6. Step 6: Final answer
    x = 646,829.38

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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.