Home / 401,346.65-553,852.04-220,060.14

Finding the Fourth Proportional to 401,346.65, 553,852.04 and 220,060.14

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Solution

The fourth proportional to 401,346.65, 553,852.04 and 220,060.14 is: 303,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,346.65 : 553,852.04 = 220,060.14 : x
  2. Step 2: Convert to fraction form
    401,346.65/553,852.04 = 220,060.14/x
  3. Step 3: Cross multiply
    401,346.65x = 553,852.04 × 220,060.14
  4. Step 4: Simplify right side
    401,346.65x = 121,880,756,361.39
  5. Step 5: Solve for x
    x = 121,880,756,361.39/401,346.65
  6. Step 6: Final answer
    x = 303,679.52

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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.