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Finding the Fourth Proportional to 604,375.70, 833,978.69 and 346,203.08

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Solution

The fourth proportional to 604,375.70, 833,978.69 and 346,203.08 is: 477,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,375.70 : 833,978.69 = 346,203.08 : x
  2. Step 2: Convert to fraction form
    604,375.70/833,978.69 = 346,203.08/x
  3. Step 3: Cross multiply
    604,375.70x = 833,978.69 × 346,203.08
  4. Step 4: Simplify right side
    604,375.70x = 288,725,989,657.14
  5. Step 5: Solve for x
    x = 288,725,989,657.14/604,375.70
  6. Step 6: Final answer
    x = 477,726.01

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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.