Home / 694,602.38-1,042,090.60-357,459.32

Finding the Fourth Proportional to 694,602.38, 1,042,090.60 and 357,459.32

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Solution

The fourth proportional to 694,602.38, 1,042,090.60 and 357,459.32 is: 536,285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,602.38 : 1,042,090.60 = 357,459.32 : x
  2. Step 2: Convert to fraction form
    694,602.38/1,042,090.60 = 357,459.32/x
  3. Step 3: Cross multiply
    694,602.38x = 1,042,090.60 × 357,459.32
  4. Step 4: Simplify right side
    694,602.38x = 372,504,994,649.17
  5. Step 5: Solve for x
    x = 372,504,994,649.17/694,602.38
  6. Step 6: Final answer
    x = 536,285.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.