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Finding the Fourth Proportional to 582,450.76, 873,886.38 and 203,427.28

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Solution

The fourth proportional to 582,450.76, 873,886.38 and 203,427.28 is: 305,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,450.76 : 873,886.38 = 203,427.28 : x
  2. Step 2: Convert to fraction form
    582,450.76/873,886.38 = 203,427.28/x
  3. Step 3: Cross multiply
    582,450.76x = 873,886.38 × 203,427.28
  4. Step 4: Simplify right side
    582,450.76x = 177,772,329,312.45
  5. Step 5: Solve for x
    x = 177,772,329,312.45/582,450.76
  6. Step 6: Final answer
    x = 305,214.35

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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.