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Finding the Fourth Proportional to 270,854.42, 373,678.72 and 175,413.74

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Solution

The fourth proportional to 270,854.42, 373,678.72 and 175,413.74 is: 242,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,854.42 : 373,678.72 = 175,413.74 : x
  2. Step 2: Convert to fraction form
    270,854.42/373,678.72 = 175,413.74/x
  3. Step 3: Cross multiply
    270,854.42x = 373,678.72 × 175,413.74
  4. Step 4: Simplify right side
    270,854.42x = 65,548,379,526.68
  5. Step 5: Solve for x
    x = 65,548,379,526.68/270,854.42
  6. Step 6: Final answer
    x = 242,005.95

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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.