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Finding the Fourth Proportional to 604,349.17, 834,287.06 and 383,697.28

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Solution

The fourth proportional to 604,349.17, 834,287.06 and 383,697.28 is: 529,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,349.17 : 834,287.06 = 383,697.28 : x
  2. Step 2: Convert to fraction form
    604,349.17/834,287.06 = 383,697.28/x
  3. Step 3: Cross multiply
    604,349.17x = 834,287.06 × 383,697.28
  4. Step 4: Simplify right side
    604,349.17x = 320,113,675,661.20
  5. Step 5: Solve for x
    x = 320,113,675,661.20/604,349.17
  6. Step 6: Final answer
    x = 529,683.32

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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.