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Finding the Fourth Proportional to 367,389.76, 507,236.96 and 224,232.80

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Solution

The fourth proportional to 367,389.76, 507,236.96 and 224,232.80 is: 309,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,389.76 : 507,236.96 = 224,232.80 : x
  2. Step 2: Convert to fraction form
    367,389.76/507,236.96 = 224,232.80/x
  3. Step 3: Cross multiply
    367,389.76x = 507,236.96 × 224,232.80
  4. Step 4: Simplify right side
    367,389.76x = 113,739,163,804.29
  5. Step 5: Solve for x
    x = 113,739,163,804.29/367,389.76
  6. Step 6: Final answer
    x = 309,587.19

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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.