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Finding the Fourth Proportional to 429,881.86, 593,189.86 and 248,566.35

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Solution

The fourth proportional to 429,881.86, 593,189.86 and 248,566.35 is: 342,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,881.86 : 593,189.86 = 248,566.35 : x
  2. Step 2: Convert to fraction form
    429,881.86/593,189.86 = 248,566.35/x
  3. Step 3: Cross multiply
    429,881.86x = 593,189.86 × 248,566.35
  4. Step 4: Simplify right side
    429,881.86x = 147,447,038,357.21
  5. Step 5: Solve for x
    x = 147,447,038,357.21/429,881.86
  6. Step 6: Final answer
    x = 342,994.32

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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.