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Finding the Fourth Proportional to 607,655.30, 838,573.08 and 335,729.48

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Solution

The fourth proportional to 607,655.30, 838,573.08 and 335,729.48 is: 463,311.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,655.30 : 838,573.08 = 335,729.48 : x
  2. Step 2: Convert to fraction form
    607,655.30/838,573.08 = 335,729.48/x
  3. Step 3: Cross multiply
    607,655.30x = 838,573.08 × 335,729.48
  4. Step 4: Simplify right side
    607,655.30x = 281,533,704,090.40
  5. Step 5: Solve for x
    x = 281,533,704,090.40/607,655.30
  6. Step 6: Final answer
    x = 463,311.53

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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.