Home / 939,803.59-1,296,915.60-510,072.67

Finding the Fourth Proportional to 939,803.59, 1,296,915.60 and 510,072.67

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Solution

The fourth proportional to 939,803.59, 1,296,915.60 and 510,072.67 is: 703,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,803.59 : 1,296,915.60 = 510,072.67 : x
  2. Step 2: Convert to fraction form
    939,803.59/1,296,915.60 = 510,072.67/x
  3. Step 3: Cross multiply
    939,803.59x = 1,296,915.60 × 510,072.67
  4. Step 4: Simplify right side
    939,803.59x = 661,521,202,856.65
  5. Step 5: Solve for x
    x = 661,521,202,856.65/939,803.59
  6. Step 6: Final answer
    x = 703,893.04

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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.