Home / 648,862.26-973,295.67-199,580.10

Finding the Fourth Proportional to 648,862.26, 973,295.67 and 199,580.10

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Solution

The fourth proportional to 648,862.26, 973,295.67 and 199,580.10 is: 299,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,862.26 : 973,295.67 = 199,580.10 : x
  2. Step 2: Convert to fraction form
    648,862.26/973,295.67 = 199,580.10/x
  3. Step 3: Cross multiply
    648,862.26x = 973,295.67 × 199,580.10
  4. Step 4: Simplify right side
    648,862.26x = 194,250,447,148.17
  5. Step 5: Solve for x
    x = 194,250,447,148.17/648,862.26
  6. Step 6: Final answer
    x = 299,370.85

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Double scale
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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.