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Finding the Fourth Proportional to 302,893.60, 454,275.60 and 134,413.60

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Solution

The fourth proportional to 302,893.60, 454,275.60 and 134,413.60 is: 201,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,893.60 : 454,275.60 = 134,413.60 : x
  2. Step 2: Convert to fraction form
    302,893.60/454,275.60 = 134,413.60/x
  3. Step 3: Cross multiply
    302,893.60x = 454,275.60 × 134,413.60
  4. Step 4: Simplify right side
    302,893.60x = 61,060,818,788.16
  5. Step 5: Solve for x
    x = 61,060,818,788.16/302,893.60
  6. Step 6: Final answer
    x = 201,591.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.