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Finding the Fourth Proportional to 615,037.21, 922,523.00 and 165,750.86

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Solution

The fourth proportional to 615,037.21, 922,523.00 and 165,750.86 is: 248,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,037.21 : 922,523.00 = 165,750.86 : x
  2. Step 2: Convert to fraction form
    615,037.21/922,523.00 = 165,750.86/x
  3. Step 3: Cross multiply
    615,037.21x = 922,523.00 × 165,750.86
  4. Step 4: Simplify right side
    615,037.21x = 152,908,982,097.33
  5. Step 5: Solve for x
    x = 152,908,982,097.33/615,037.21
  6. Step 6: Final answer
    x = 248,617.45

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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.