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Finding the Fourth Proportional to 602,598.38, 903,422.00 and 298,783.05

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Solution

The fourth proportional to 602,598.38, 903,422.00 and 298,783.05 is: 447,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,598.38 : 903,422.00 = 298,783.05 : x
  2. Step 2: Convert to fraction form
    602,598.38/903,422.00 = 298,783.05/x
  3. Step 3: Cross multiply
    602,598.38x = 903,422.00 × 298,783.05
  4. Step 4: Simplify right side
    602,598.38x = 269,927,179,103.19
  5. Step 5: Solve for x
    x = 269,927,179,103.19/602,598.38
  6. Step 6: Final answer
    x = 447,938.78

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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.