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Finding the Fourth Proportional to 606,998.76, 837,661.17 and 335,061.69

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Solution

The fourth proportional to 606,998.76, 837,661.17 and 335,061.69 is: 462,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,998.76 : 837,661.17 = 335,061.69 : x
  2. Step 2: Convert to fraction form
    606,998.76/837,661.17 = 335,061.69/x
  3. Step 3: Cross multiply
    606,998.76x = 837,661.17 × 335,061.69
  4. Step 4: Simplify right side
    606,998.76x = 280,668,167,267.58
  5. Step 5: Solve for x
    x = 280,668,167,267.58/606,998.76
  6. Step 6: Final answer
    x = 462,386.72

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Double scale
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1.5x scale

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.