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Finding the Fourth Proportional to 606,929.36, 837,437.48 and 348,756.42

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Solution

The fourth proportional to 606,929.36, 837,437.48 and 348,756.42 is: 481,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,929.36 : 837,437.48 = 348,756.42 : x
  2. Step 2: Convert to fraction form
    606,929.36/837,437.48 = 348,756.42/x
  3. Step 3: Cross multiply
    606,929.36x = 837,437.48 × 348,756.42
  4. Step 4: Simplify right side
    606,929.36x = 292,061,697,498.62
  5. Step 5: Solve for x
    x = 292,061,697,498.62/606,929.36
  6. Step 6: Final answer
    x = 481,212.01

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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.