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Finding the Fourth Proportional to 604,735.94, 834,570.03 and 346,655.84

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Solution

The fourth proportional to 604,735.94, 834,570.03 and 346,655.84 is: 478,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,735.94 : 834,570.03 = 346,655.84 : x
  2. Step 2: Convert to fraction form
    604,735.94/834,570.03 = 346,655.84/x
  3. Step 3: Cross multiply
    604,735.94x = 834,570.03 × 346,655.84
  4. Step 4: Simplify right side
    604,735.94x = 289,308,571,915.58
  5. Step 5: Solve for x
    x = 289,308,571,915.58/604,735.94
  6. Step 6: Final answer
    x = 478,404.79

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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.