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Finding the Fourth Proportional to 655,062.60, 904,004.04 and 368,592.84

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Solution

The fourth proportional to 655,062.60, 904,004.04 and 368,592.84 is: 508,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,062.60 : 904,004.04 = 368,592.84 : x
  2. Step 2: Convert to fraction form
    655,062.60/904,004.04 = 368,592.84/x
  3. Step 3: Cross multiply
    655,062.60x = 904,004.04 × 368,592.84
  4. Step 4: Simplify right side
    655,062.60x = 333,209,416,475.07
  5. Step 5: Solve for x
    x = 333,209,416,475.07/655,062.60
  6. Step 6: Final answer
    x = 508,668.05

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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.