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Finding the Fourth Proportional to 350,036.55, 483,110.75 and 202,840.77

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Solution

The fourth proportional to 350,036.55, 483,110.75 and 202,840.77 is: 279,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,036.55 : 483,110.75 = 202,840.77 : x
  2. Step 2: Convert to fraction form
    350,036.55/483,110.75 = 202,840.77/x
  3. Step 3: Cross multiply
    350,036.55x = 483,110.75 × 202,840.77
  4. Step 4: Simplify right side
    350,036.55x = 97,994,555,511.07
  5. Step 5: Solve for x
    x = 97,994,555,511.07/350,036.55
  6. Step 6: Final answer
    x = 279,955.21

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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.