Home / 979,130.84-1,351,196.94-549,409.94

Finding the Fourth Proportional to 979,130.84, 1,351,196.94 and 549,409.94

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Solution

The fourth proportional to 979,130.84, 1,351,196.94 and 549,409.94 is: 758,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,130.84 : 1,351,196.94 = 549,409.94 : x
  2. Step 2: Convert to fraction form
    979,130.84/1,351,196.94 = 549,409.94/x
  3. Step 3: Cross multiply
    979,130.84x = 1,351,196.94 × 549,409.94
  4. Step 4: Simplify right side
    979,130.84x = 742,361,030,104.88
  5. Step 5: Solve for x
    x = 742,361,030,104.88/979,130.84
  6. Step 6: Final answer
    x = 758,183.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.