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Finding the Fourth Proportional to 362,482.56, 543,948.38 and 210,751.06

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Solution

The fourth proportional to 362,482.56, 543,948.38 and 210,751.06 is: 316,257.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,482.56 : 543,948.38 = 210,751.06 : x
  2. Step 2: Convert to fraction form
    362,482.56/543,948.38 = 210,751.06/x
  3. Step 3: Cross multiply
    362,482.56x = 543,948.38 × 210,751.06
  4. Step 4: Simplify right side
    362,482.56x = 114,637,697,670.28
  5. Step 5: Solve for x
    x = 114,637,697,670.28/362,482.56
  6. Step 6: Final answer
    x = 316,257.14

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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.