Home / 648,226.23-972,339.30-174,911.58

Finding the Fourth Proportional to 648,226.23, 972,339.30 and 174,911.58

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Solution

The fourth proportional to 648,226.23, 972,339.30 and 174,911.58 is: 262,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,226.23 : 972,339.30 = 174,911.58 : x
  2. Step 2: Convert to fraction form
    648,226.23/972,339.30 = 174,911.58/x
  3. Step 3: Cross multiply
    648,226.23x = 972,339.30 × 174,911.58
  4. Step 4: Simplify right side
    648,226.23x = 170,073,403,259.09
  5. Step 5: Solve for x
    x = 170,073,403,259.09/648,226.23
  6. Step 6: Final answer
    x = 262,367.36

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Double scale
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Similar ratio
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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.