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Finding the Fourth Proportional to 467,877.84, 645,846.39 and 364,307.28

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Solution

The fourth proportional to 467,877.84, 645,846.39 and 364,307.28 is: 502,880.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,877.84 : 645,846.39 = 364,307.28 : x
  2. Step 2: Convert to fraction form
    467,877.84/645,846.39 = 364,307.28/x
  3. Step 3: Cross multiply
    467,877.84x = 645,846.39 × 364,307.28
  4. Step 4: Simplify right side
    467,877.84x = 235,286,541,638.72
  5. Step 5: Solve for x
    x = 235,286,541,638.72/467,877.84
  6. Step 6: Final answer
    x = 502,880.29

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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.