Home / 455,631.90-683,447.85-367,058.40

Finding the Fourth Proportional to 455,631.90, 683,447.85 and 367,058.40

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Solution

The fourth proportional to 455,631.90, 683,447.85 and 367,058.40 is: 550,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,631.90 : 683,447.85 = 367,058.40 : x
  2. Step 2: Convert to fraction form
    455,631.90/683,447.85 = 367,058.40/x
  3. Step 3: Cross multiply
    455,631.90x = 683,447.85 × 367,058.40
  4. Step 4: Simplify right side
    455,631.90x = 250,865,274,304.44
  5. Step 5: Solve for x
    x = 250,865,274,304.44/455,631.90
  6. Step 6: Final answer
    x = 550,587.60

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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.