Home / 658,202.07-908,048.37-400,037.42

Finding the Fourth Proportional to 658,202.07, 908,048.37 and 400,037.42

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Solution

The fourth proportional to 658,202.07, 908,048.37 and 400,037.42 is: 551,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,202.07 : 908,048.37 = 400,037.42 : x
  2. Step 2: Convert to fraction form
    658,202.07/908,048.37 = 400,037.42/x
  3. Step 3: Cross multiply
    658,202.07x = 908,048.37 × 400,037.42
  4. Step 4: Simplify right side
    658,202.07x = 363,253,327,170.01
  5. Step 5: Solve for x
    x = 363,253,327,170.01/658,202.07
  6. Step 6: Final answer
    x = 551,887.25

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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.