Home / 655,355.57-904,333.06-364,945.19

Finding the Fourth Proportional to 655,355.57, 904,333.06 and 364,945.19

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Solution

The fourth proportional to 655,355.57, 904,333.06 and 364,945.19 is: 503,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,355.57 : 904,333.06 = 364,945.19 : x
  2. Step 2: Convert to fraction form
    655,355.57/904,333.06 = 364,945.19/x
  3. Step 3: Cross multiply
    655,355.57x = 904,333.06 × 364,945.19
  4. Step 4: Simplify right side
    655,355.57x = 330,031,994,286.68
  5. Step 5: Solve for x
    x = 330,031,994,286.68/655,355.57
  6. Step 6: Final answer
    x = 503,592.27

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1.5x scale

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.