Home / 672,000.93-1,007,494.61-405,698.18

Finding the Fourth Proportional to 672,000.93, 1,007,494.61 and 405,698.18

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Solution

The fourth proportional to 672,000.93, 1,007,494.61 and 405,698.18 is: 608,241.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,000.93 : 1,007,494.61 = 405,698.18 : x
  2. Step 2: Convert to fraction form
    672,000.93/1,007,494.61 = 405,698.18/x
  3. Step 3: Cross multiply
    672,000.93x = 1,007,494.61 × 405,698.18
  4. Step 4: Simplify right side
    672,000.93x = 408,738,722,570.85
  5. Step 5: Solve for x
    x = 408,738,722,570.85/672,000.93
  6. Step 6: Final answer
    x = 608,241.30

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1.5x scale

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.