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Finding the Fourth Proportional to 606,700.80, 837,413.64 and 352,134

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Solution

The fourth proportional to 606,700.80, 837,413.64 and 352,134 is: 486,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,700.80 : 837,413.64 = 352,134 : x
  2. Step 2: Convert to fraction form
    606,700.80/837,413.64 = 352,134/x
  3. Step 3: Cross multiply
    606,700.80x = 837,413.64 × 352,134
  4. Step 4: Simplify right side
    606,700.80x = 294,881,814,707.76
  5. Step 5: Solve for x
    x = 294,881,814,707.76/606,700.80
  6. Step 6: Final answer
    x = 486,041.58

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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.