Home / 705,211.52-973,055.04-418,821.44

Finding the Fourth Proportional to 705,211.52, 973,055.04 and 418,821.44

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Solution

The fourth proportional to 705,211.52, 973,055.04 and 418,821.44 is: 577,892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,211.52 : 973,055.04 = 418,821.44 : x
  2. Step 2: Convert to fraction form
    705,211.52/973,055.04 = 418,821.44/x
  3. Step 3: Cross multiply
    705,211.52x = 973,055.04 × 418,821.44
  4. Step 4: Simplify right side
    705,211.52x = 407,536,313,052.06
  5. Step 5: Solve for x
    x = 407,536,313,052.06/705,211.52
  6. Step 6: Final answer
    x = 577,892.31

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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.