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Finding the Fourth Proportional to 585,580.44, 808,094.28 and 317,308.44

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Solution

The fourth proportional to 585,580.44, 808,094.28 and 317,308.44 is: 437,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,580.44 : 808,094.28 = 317,308.44 : x
  2. Step 2: Convert to fraction form
    585,580.44/808,094.28 = 317,308.44/x
  3. Step 3: Cross multiply
    585,580.44x = 808,094.28 × 317,308.44
  4. Step 4: Simplify right side
    585,580.44x = 256,415,135,359.72
  5. Step 5: Solve for x
    x = 256,415,135,359.72/585,580.44
  6. Step 6: Final answer
    x = 437,882.00

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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.