Home / 446,207.98-668,598.40-400,887.85

Finding the Fourth Proportional to 446,207.98, 668,598.40 and 400,887.85

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Solution

The fourth proportional to 446,207.98, 668,598.40 and 400,887.85 is: 600,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,207.98 : 668,598.40 = 400,887.85 : x
  2. Step 2: Convert to fraction form
    446,207.98/668,598.40 = 400,887.85/x
  3. Step 3: Cross multiply
    446,207.98x = 668,598.40 × 400,887.85
  4. Step 4: Simplify right side
    446,207.98x = 268,032,975,089.44
  5. Step 5: Solve for x
    x = 268,032,975,089.44/446,207.98
  6. Step 6: Final answer
    x = 600,690.68

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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.