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Finding the Fourth Proportional to 560,950.64, 774,111.84 and 306,302.04

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Solution

The fourth proportional to 560,950.64, 774,111.84 and 306,302.04 is: 422,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,950.64 : 774,111.84 = 306,302.04 : x
  2. Step 2: Convert to fraction form
    560,950.64/774,111.84 = 306,302.04/x
  3. Step 3: Cross multiply
    560,950.64x = 774,111.84 × 306,302.04
  4. Step 4: Simplify right side
    560,950.64x = 237,112,035,780.15
  5. Step 5: Solve for x
    x = 237,112,035,780.15/560,950.64
  6. Step 6: Final answer
    x = 422,696.79

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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.