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Finding the Fourth Proportional to 615,233.60, 922,850.40 and 548,878.40

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Solution

The fourth proportional to 615,233.60, 922,850.40 and 548,878.40 is: 823,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,233.60 : 922,850.40 = 548,878.40 : x
  2. Step 2: Convert to fraction form
    615,233.60/922,850.40 = 548,878.40/x
  3. Step 3: Cross multiply
    615,233.60x = 922,850.40 × 548,878.40
  4. Step 4: Simplify right side
    615,233.60x = 506,532,650,991.36
  5. Step 5: Solve for x
    x = 506,532,650,991.36/615,233.60
  6. Step 6: Final answer
    x = 823,317.60

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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.