Home / 648,240.22-972,360.32-174,924.82

Finding the Fourth Proportional to 648,240.22, 972,360.32 and 174,924.82

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Solution

The fourth proportional to 648,240.22, 972,360.32 and 174,924.82 is: 262,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,240.22 : 972,360.32 = 174,924.82 : x
  2. Step 2: Convert to fraction form
    648,240.22/972,360.32 = 174,924.82/x
  3. Step 3: Cross multiply
    648,240.22x = 972,360.32 × 174,924.82
  4. Step 4: Simplify right side
    648,240.22x = 170,089,950,298.37
  5. Step 5: Solve for x
    x = 170,089,950,298.37/648,240.22
  6. Step 6: Final answer
    x = 262,387.22

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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.