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Finding the Fourth Proportional to 675,661.59, 932,413.08 and 369,738.03

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Solution

The fourth proportional to 675,661.59, 932,413.08 and 369,738.03 is: 510,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,661.59 : 932,413.08 = 369,738.03 : x
  2. Step 2: Convert to fraction form
    675,661.59/932,413.08 = 369,738.03/x
  3. Step 3: Cross multiply
    675,661.59x = 932,413.08 × 369,738.03
  4. Step 4: Simplify right side
    675,661.59x = 344,748,575,345.43
  5. Step 5: Solve for x
    x = 344,748,575,345.43/675,661.59
  6. Step 6: Final answer
    x = 510,238.53

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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.