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Finding the Fourth Proportional to 450,441.56, 621,609.41 and 246,492.53

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Solution

The fourth proportional to 450,441.56, 621,609.41 and 246,492.53 is: 340,159.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,441.56 : 621,609.41 = 246,492.53 : x
  2. Step 2: Convert to fraction form
    450,441.56/621,609.41 = 246,492.53/x
  3. Step 3: Cross multiply
    450,441.56x = 621,609.41 × 246,492.53
  4. Step 4: Simplify right side
    450,441.56x = 153,222,076,142.71
  5. Step 5: Solve for x
    x = 153,222,076,142.71/450,441.56
  6. Step 6: Final answer
    x = 340,159.72

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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.