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Finding the Fourth Proportional to 528,497.37, 792,600.26 and 149,388.21

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Solution

The fourth proportional to 528,497.37, 792,600.26 and 149,388.21 is: 224,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,497.37 : 792,600.26 = 149,388.21 : x
  2. Step 2: Convert to fraction form
    528,497.37/792,600.26 = 149,388.21/x
  3. Step 3: Cross multiply
    528,497.37x = 792,600.26 × 149,388.21
  4. Step 4: Simplify right side
    528,497.37x = 118,405,133,339.99
  5. Step 5: Solve for x
    x = 118,405,133,339.99/528,497.37
  6. Step 6: Final answer
    x = 224,041.10

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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.