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Finding the Fourth Proportional to 598,933.60, 898,400.40 and 299,460.40

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Solution

The fourth proportional to 598,933.60, 898,400.40 and 299,460.40 is: 449,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,933.60 : 898,400.40 = 299,460.40 : x
  2. Step 2: Convert to fraction form
    598,933.60/898,400.40 = 299,460.40/x
  3. Step 3: Cross multiply
    598,933.60x = 898,400.40 × 299,460.40
  4. Step 4: Simplify right side
    598,933.60x = 269,035,343,144.16
  5. Step 5: Solve for x
    x = 269,035,343,144.16/598,933.60
  6. Step 6: Final answer
    x = 449,190.60

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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.