Home / 988,735.95-1,483,103.93-456,099.39

Finding the Fourth Proportional to 988,735.95, 1,483,103.93 and 456,099.39

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Solution

The fourth proportional to 988,735.95, 1,483,103.93 and 456,099.39 is: 684,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,735.95 : 1,483,103.93 = 456,099.39 : x
  2. Step 2: Convert to fraction form
    988,735.95/1,483,103.93 = 456,099.39/x
  3. Step 3: Cross multiply
    988,735.95x = 1,483,103.93 × 456,099.39
  4. Step 4: Simplify right side
    988,735.95x = 676,442,795,499.11
  5. Step 5: Solve for x
    x = 676,442,795,499.11/988,735.95
  6. Step 6: Final answer
    x = 684,149.09

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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.