Home / 666,617.65-1,000,050.86-267,289.67

Finding the Fourth Proportional to 666,617.65, 1,000,050.86 and 267,289.67

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Solution

The fourth proportional to 666,617.65, 1,000,050.86 and 267,289.67 is: 400,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,617.65 : 1,000,050.86 = 267,289.67 : x
  2. Step 2: Convert to fraction form
    666,617.65/1,000,050.86 = 267,289.67/x
  3. Step 3: Cross multiply
    666,617.65x = 1,000,050.86 × 267,289.67
  4. Step 4: Simplify right side
    666,617.65x = 267,303,266,017.46
  5. Step 5: Solve for x
    x = 267,303,266,017.46/666,617.65
  6. Step 6: Final answer
    x = 400,984.38

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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.