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Finding the Fourth Proportional to 655,358.44, 904,394.38 and 368,880.04

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Solution

The fourth proportional to 655,358.44, 904,394.38 and 368,880.04 is: 509,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,358.44 : 904,394.38 = 368,880.04 : x
  2. Step 2: Convert to fraction form
    655,358.44/904,394.38 = 368,880.04/x
  3. Step 3: Cross multiply
    655,358.44x = 904,394.38 × 368,880.04
  4. Step 4: Simplify right side
    655,358.44x = 333,613,035,070.18
  5. Step 5: Solve for x
    x = 333,613,035,070.18/655,358.44
  6. Step 6: Final answer
    x = 509,054.30

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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.