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Finding the Fourth Proportional to 684,002.46, 943,793.44 and 429,238.82

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Solution

The fourth proportional to 684,002.46, 943,793.44 and 429,238.82 is: 592,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,002.46 : 943,793.44 = 429,238.82 : x
  2. Step 2: Convert to fraction form
    684,002.46/943,793.44 = 429,238.82/x
  3. Step 3: Cross multiply
    684,002.46x = 943,793.44 × 429,238.82
  4. Step 4: Simplify right side
    684,002.46x = 405,112,782,509.34
  5. Step 5: Solve for x
    x = 405,112,782,509.34/684,002.46
  6. Step 6: Final answer
    x = 592,268.02

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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.