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Finding the Fourth Proportional to 240,317.10, 360,475.65 and 134,028.90

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Solution

The fourth proportional to 240,317.10, 360,475.65 and 134,028.90 is: 201,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,317.10 : 360,475.65 = 134,028.90 : x
  2. Step 2: Convert to fraction form
    240,317.10/360,475.65 = 134,028.90/x
  3. Step 3: Cross multiply
    240,317.10x = 360,475.65 × 134,028.90
  4. Step 4: Simplify right side
    240,317.10x = 48,314,154,846.29
  5. Step 5: Solve for x
    x = 48,314,154,846.29/240,317.10
  6. Step 6: Final answer
    x = 201,043.35

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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.