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Finding the Fourth Proportional to 336,031.20, 507,158.24 and 336,031.20

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Solution

The fourth proportional to 336,031.20, 507,158.24 and 336,031.20 is: 507,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,031.20 : 507,158.24 = 336,031.20 : x
  2. Step 2: Convert to fraction form
    336,031.20/507,158.24 = 336,031.20/x
  3. Step 3: Cross multiply
    336,031.20x = 507,158.24 × 336,031.20
  4. Step 4: Simplify right side
    336,031.20x = 170,420,991,977.09
  5. Step 5: Solve for x
    x = 170,420,991,977.09/336,031.20
  6. Step 6: Final answer
    x = 507,158.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.