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Finding the Fourth Proportional to 652,513.60, 978,768.57 and 179,199.40

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Solution

The fourth proportional to 652,513.60, 978,768.57 and 179,199.40 is: 268,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,513.60 : 978,768.57 = 179,199.40 : x
  2. Step 2: Convert to fraction form
    652,513.60/978,768.57 = 179,199.40/x
  3. Step 3: Cross multiply
    652,513.60x = 978,768.57 × 179,199.40
  4. Step 4: Simplify right side
    652,513.60x = 175,394,740,482.86
  5. Step 5: Solve for x
    x = 175,394,740,482.86/652,513.60
  6. Step 6: Final answer
    x = 268,798.60

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