Home / 750,125.04-1,035,173.82-405,961.28

Finding the Fourth Proportional to 750,125.04, 1,035,173.82 and 405,961.28

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Solution

The fourth proportional to 750,125.04, 1,035,173.82 and 405,961.28 is: 560,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,125.04 : 1,035,173.82 = 405,961.28 : x
  2. Step 2: Convert to fraction form
    750,125.04/1,035,173.82 = 405,961.28/x
  3. Step 3: Cross multiply
    750,125.04x = 1,035,173.82 × 405,961.28
  4. Step 4: Simplify right side
    750,125.04x = 420,240,482,881.35
  5. Step 5: Solve for x
    x = 420,240,482,881.35/750,125.04
  6. Step 6: Final answer
    x = 560,227.24

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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.