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Finding the Fourth Proportional to 174,965.60, 245,418.40 and 174,965.60

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Solution

The fourth proportional to 174,965.60, 245,418.40 and 174,965.60 is: 245,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,965.60 : 245,418.40 = 174,965.60 : x
  2. Step 2: Convert to fraction form
    174,965.60/245,418.40 = 174,965.60/x
  3. Step 3: Cross multiply
    174,965.60x = 245,418.40 × 174,965.60
  4. Step 4: Simplify right side
    174,965.60x = 42,939,777,607.04
  5. Step 5: Solve for x
    x = 42,939,777,607.04/174,965.60
  6. Step 6: Final answer
    x = 245,418.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.