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Finding the Fourth Proportional to 607,070.86, 837,735.76 and 335,132.88

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Solution

The fourth proportional to 607,070.86, 837,735.76 and 335,132.88 is: 462,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,070.86 : 837,735.76 = 335,132.88 : x
  2. Step 2: Convert to fraction form
    607,070.86/837,735.76 = 335,132.88/x
  3. Step 3: Cross multiply
    607,070.86x = 837,735.76 × 335,132.88
  4. Step 4: Simplify right side
    607,070.86x = 280,752,797,927.79
  5. Step 5: Solve for x
    x = 280,752,797,927.79/607,070.86
  6. Step 6: Final answer
    x = 462,471.21

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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.