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Finding the Fourth Proportional to 593,426.34, 818,911.29 and 348,407.01

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Solution

The fourth proportional to 593,426.34, 818,911.29 and 348,407.01 is: 480,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,426.34 : 818,911.29 = 348,407.01 : x
  2. Step 2: Convert to fraction form
    593,426.34/818,911.29 = 348,407.01/x
  3. Step 3: Cross multiply
    593,426.34x = 818,911.29 × 348,407.01
  4. Step 4: Simplify right side
    593,426.34x = 285,314,434,004.14
  5. Step 5: Solve for x
    x = 285,314,434,004.14/593,426.34
  6. Step 6: Final answer
    x = 480,791.66

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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.