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Finding the Fourth Proportional to 597,798.72, 824,952.60 and 325,877.40

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Solution

The fourth proportional to 597,798.72, 824,952.60 and 325,877.40 is: 449,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,798.72 : 824,952.60 = 325,877.40 : x
  2. Step 2: Convert to fraction form
    597,798.72/824,952.60 = 325,877.40/x
  3. Step 3: Cross multiply
    597,798.72x = 824,952.60 × 325,877.40
  4. Step 4: Simplify right side
    597,798.72x = 268,833,408,411.24
  5. Step 5: Solve for x
    x = 268,833,408,411.24/597,798.72
  6. Step 6: Final answer
    x = 449,705.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.