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Finding the Fourth Proportional to 336,559.56, 504,407.40 and 146,968.53

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Solution

The fourth proportional to 336,559.56, 504,407.40 and 146,968.53 is: 220,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,559.56 : 504,407.40 = 146,968.53 : x
  2. Step 2: Convert to fraction form
    336,559.56/504,407.40 = 146,968.53/x
  3. Step 3: Cross multiply
    336,559.56x = 504,407.40 × 146,968.53
  4. Step 4: Simplify right side
    336,559.56x = 74,132,012,483.16
  5. Step 5: Solve for x
    x = 74,132,012,483.16/336,559.56
  6. Step 6: Final answer
    x = 220,264.17

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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.