Home / 401,927.40-602,849.52-202,166.28

Finding the Fourth Proportional to 401,927.40, 602,849.52 and 202,166.28

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Solution

The fourth proportional to 401,927.40, 602,849.52 and 202,166.28 is: 303,228.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,927.40 : 602,849.52 = 202,166.28 : x
  2. Step 2: Convert to fraction form
    401,927.40/602,849.52 = 202,166.28/x
  3. Step 3: Cross multiply
    401,927.40x = 602,849.52 × 202,166.28
  4. Step 4: Simplify right side
    401,927.40x = 121,875,844,858.19
  5. Step 5: Solve for x
    x = 121,875,844,858.19/401,927.40
  6. Step 6: Final answer
    x = 303,228.51

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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.