Home / 607,014.74-911,081.39-307,704.66

Finding the Fourth Proportional to 607,014.74, 911,081.39 and 307,704.66

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Solution

The fourth proportional to 607,014.74, 911,081.39 and 307,704.66 is: 461,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,014.74 : 911,081.39 = 307,704.66 : x
  2. Step 2: Convert to fraction form
    607,014.74/911,081.39 = 307,704.66/x
  3. Step 3: Cross multiply
    607,014.74x = 911,081.39 × 307,704.66
  4. Step 4: Simplify right side
    607,014.74x = 280,343,987,803.75
  5. Step 5: Solve for x
    x = 280,343,987,803.75/607,014.74
  6. Step 6: Final answer
    x = 461,840.50

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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.