Home / 482,497.01-665,833.02-278,541.04

Finding the Fourth Proportional to 482,497.01, 665,833.02 and 278,541.04

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Solution

The fourth proportional to 482,497.01, 665,833.02 and 278,541.04 is: 384,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,497.01 : 665,833.02 = 278,541.04 : x
  2. Step 2: Convert to fraction form
    482,497.01/665,833.02 = 278,541.04/x
  3. Step 3: Cross multiply
    482,497.01x = 665,833.02 × 278,541.04
  4. Step 4: Simplify right side
    482,497.01x = 185,461,821,857.14
  5. Step 5: Solve for x
    x = 185,461,821,857.14/482,497.01
  6. Step 6: Final answer
    x = 384,379.21

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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.