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Finding the Fourth Proportional to 604,967.72, 835,113.88 and 430,650.44

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Solution

The fourth proportional to 604,967.72, 835,113.88 and 430,650.44 is: 594,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,967.72 : 835,113.88 = 430,650.44 : x
  2. Step 2: Convert to fraction form
    604,967.72/835,113.88 = 430,650.44/x
  3. Step 3: Cross multiply
    604,967.72x = 835,113.88 × 430,650.44
  4. Step 4: Simplify right side
    604,967.72x = 359,642,159,872.11
  5. Step 5: Solve for x
    x = 359,642,159,872.11/604,967.72
  6. Step 6: Final answer
    x = 594,481.57

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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.