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Finding the Fourth Proportional to 593,670.80, 819,312.36 and 367,389.20

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Solution

The fourth proportional to 593,670.80, 819,312.36 and 367,389.20 is: 507,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,670.80 : 819,312.36 = 367,389.20 : x
  2. Step 2: Convert to fraction form
    593,670.80/819,312.36 = 367,389.20/x
  3. Step 3: Cross multiply
    593,670.80x = 819,312.36 × 367,389.20
  4. Step 4: Simplify right side
    593,670.80x = 301,006,512,490.51
  5. Step 5: Solve for x
    x = 301,006,512,490.51/593,670.80
  6. Step 6: Final answer
    x = 507,025.97

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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.