Home / 767,308.52-1,058,874.18-427,768.04

Finding the Fourth Proportional to 767,308.52, 1,058,874.18 and 427,768.04

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Solution

The fourth proportional to 767,308.52, 1,058,874.18 and 427,768.04 is: 590,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,308.52 : 1,058,874.18 = 427,768.04 : x
  2. Step 2: Convert to fraction form
    767,308.52/1,058,874.18 = 427,768.04/x
  3. Step 3: Cross multiply
    767,308.52x = 1,058,874.18 × 427,768.04
  4. Step 4: Simplify right side
    767,308.52x = 452,952,532,585.21
  5. Step 5: Solve for x
    x = 452,952,532,585.21/767,308.52
  6. Step 6: Final answer
    x = 590,313.44

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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.