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Finding the Fourth Proportional to 983,708.03, 1,473,763.74 and 713,166.13

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Solution

The fourth proportional to 983,708.03, 1,473,763.74 and 713,166.13 is: 1,068,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,708.03 : 1,473,763.74 = 713,166.13 : x
  2. Step 2: Convert to fraction form
    983,708.03/1,473,763.74 = 713,166.13/x
  3. Step 3: Cross multiply
    983,708.03x = 1,473,763.74 × 713,166.13
  4. Step 4: Simplify right side
    983,708.03x = 1,051,038,379,305.72
  5. Step 5: Solve for x
    x = 1,051,038,379,305.72/983,708.03
  6. Step 6: Final answer
    x = 1,068,445.47

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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.