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Finding the Fourth Proportional to 593,670.80, 891,089.40 and 294,489.20

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Solution

The fourth proportional to 593,670.80, 891,089.40 and 294,489.20 is: 442,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,670.80 : 891,089.40 = 294,489.20 : x
  2. Step 2: Convert to fraction form
    593,670.80/891,089.40 = 294,489.20/x
  3. Step 3: Cross multiply
    593,670.80x = 891,089.40 × 294,489.20
  4. Step 4: Simplify right side
    593,670.80x = 262,416,204,534.48
  5. Step 5: Solve for x
    x = 262,416,204,534.48/593,670.80
  6. Step 6: Final answer
    x = 442,023.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.