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Finding the Fourth Proportional to 466,946.94, 644,483.10 and 303,807.30

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Solution

The fourth proportional to 466,946.94, 644,483.10 and 303,807.30 is: 419,316.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,946.94 : 644,483.10 = 303,807.30 : x
  2. Step 2: Convert to fraction form
    466,946.94/644,483.10 = 303,807.30/x
  3. Step 3: Cross multiply
    466,946.94x = 644,483.10 × 303,807.30
  4. Step 4: Simplify right side
    466,946.94x = 195,798,670,506.63
  5. Step 5: Solve for x
    x = 195,798,670,506.63/466,946.94
  6. Step 6: Final answer
    x = 419,316.74

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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.