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Finding the Fourth Proportional to 593,676.80, 819,320.64 and 367,395.20

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Solution

The fourth proportional to 593,676.80, 819,320.64 and 367,395.20 is: 507,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,676.80 : 819,320.64 = 367,395.20 : x
  2. Step 2: Convert to fraction form
    593,676.80/819,320.64 = 367,395.20/x
  3. Step 3: Cross multiply
    593,676.80x = 819,320.64 × 367,395.20
  4. Step 4: Simplify right side
    593,676.80x = 301,014,470,396.93
  5. Step 5: Solve for x
    x = 301,014,470,396.93/593,676.80
  6. Step 6: Final answer
    x = 507,034.25

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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.