Home / 703,812.66-1,054,014.14-487,064.04

Finding the Fourth Proportional to 703,812.66, 1,054,014.14 and 487,064.04

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Solution

The fourth proportional to 703,812.66, 1,054,014.14 and 487,064.04 is: 729,416.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,812.66 : 1,054,014.14 = 487,064.04 : x
  2. Step 2: Convert to fraction form
    703,812.66/1,054,014.14 = 487,064.04/x
  3. Step 3: Cross multiply
    703,812.66x = 1,054,014.14 × 487,064.04
  4. Step 4: Simplify right side
    703,812.66x = 513,372,382,810.21
  5. Step 5: Solve for x
    x = 513,372,382,810.21/703,812.66
  6. Step 6: Final answer
    x = 729,416.24

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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.