Home / 738,148.10-1,107,222.15-731,927.30

Finding the Fourth Proportional to 738,148.10, 1,107,222.15 and 731,927.30

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Solution

The fourth proportional to 738,148.10, 1,107,222.15 and 731,927.30 is: 1,097,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,148.10 : 1,107,222.15 = 731,927.30 : x
  2. Step 2: Convert to fraction form
    738,148.10/1,107,222.15 = 731,927.30/x
  3. Step 3: Cross multiply
    738,148.10x = 1,107,222.15 × 731,927.30
  4. Step 4: Simplify right side
    738,148.10x = 810,406,118,749.70
  5. Step 5: Solve for x
    x = 810,406,118,749.70/738,148.10
  6. Step 6: Final answer
    x = 1,097,890.95

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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.