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Finding the Fourth Proportional to 713,596.19, 1,068,294.74 and 476,350.43

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Solution

The fourth proportional to 713,596.19, 1,068,294.74 and 476,350.43 is: 713,124.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,596.19 : 1,068,294.74 = 476,350.43 : x
  2. Step 2: Convert to fraction form
    713,596.19/1,068,294.74 = 476,350.43/x
  3. Step 3: Cross multiply
    713,596.19x = 1,068,294.74 × 476,350.43
  4. Step 4: Simplify right side
    713,596.19x = 508,882,651,042.51
  5. Step 5: Solve for x
    x = 508,882,651,042.51/713,596.19
  6. Step 6: Final answer
    x = 713,124.12

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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.