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Finding the Fourth Proportional to 606,988.76, 837,644.65 and 335,056.83

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Solution

The fourth proportional to 606,988.76, 837,644.65 and 335,056.83 is: 462,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,988.76 : 837,644.65 = 335,056.83 : x
  2. Step 2: Convert to fraction form
    606,988.76/837,644.65 = 335,056.83/x
  3. Step 3: Cross multiply
    606,988.76x = 837,644.65 × 335,056.83
  4. Step 4: Simplify right side
    606,988.76x = 280,658,559,420.17
  5. Step 5: Solve for x
    x = 280,658,559,420.17/606,988.76
  6. Step 6: Final answer
    x = 462,378.51

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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.