Home / 989,096.68-1,483,641.78-357,860.44

Finding the Fourth Proportional to 989,096.68, 1,483,641.78 and 357,860.44

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Solution

The fourth proportional to 989,096.68, 1,483,641.78 and 357,860.44 is: 536,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,096.68 : 1,483,641.78 = 357,860.44 : x
  2. Step 2: Convert to fraction form
    989,096.68/1,483,641.78 = 357,860.44/x
  3. Step 3: Cross multiply
    989,096.68x = 1,483,641.78 × 357,860.44
  4. Step 4: Simplify right side
    989,096.68x = 530,936,700,193.18
  5. Step 5: Solve for x
    x = 530,936,700,193.18/989,096.68
  6. Step 6: Final answer
    x = 536,789.49

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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.