Home / 1,178,463.02-1,767,414.24-325,515.78

Finding the Fourth Proportional to 1,178,463.02, 1,767,414.24 and 325,515.78

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Solution

The fourth proportional to 1,178,463.02, 1,767,414.24 and 325,515.78 is: 488,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,463.02 : 1,767,414.24 = 325,515.78 : x
  2. Step 2: Convert to fraction form
    1,178,463.02/1,767,414.24 = 325,515.78/x
  3. Step 3: Cross multiply
    1,178,463.02x = 1,767,414.24 × 325,515.78
  4. Step 4: Simplify right side
    1,178,463.02x = 575,321,224,916.71
  5. Step 5: Solve for x
    x = 575,321,224,916.71/1,178,463.02
  6. Step 6: Final answer
    x = 488,196.25

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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.