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Finding the Fourth Proportional to 367,818.84, 507,636.90 and 224,548.20

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Solution

The fourth proportional to 367,818.84, 507,636.90 and 224,548.20 is: 309,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,818.84 : 507,636.90 = 224,548.20 : x
  2. Step 2: Convert to fraction form
    367,818.84/507,636.90 = 224,548.20/x
  3. Step 3: Cross multiply
    367,818.84x = 507,636.90 × 224,548.20
  4. Step 4: Simplify right side
    367,818.84x = 113,988,952,148.58
  5. Step 5: Solve for x
    x = 113,988,952,148.58/367,818.84
  6. Step 6: Final answer
    x = 309,905.15

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1.5x scale

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.