Home / 769,925.57-1,154,875.65-230,183.12

Finding the Fourth Proportional to 769,925.57, 1,154,875.65 and 230,183.12

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Solution

The fourth proportional to 769,925.57, 1,154,875.65 and 230,183.12 is: 345,270.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,925.57 : 1,154,875.65 = 230,183.12 : x
  2. Step 2: Convert to fraction form
    769,925.57/1,154,875.65 = 230,183.12/x
  3. Step 3: Cross multiply
    769,925.57x = 1,154,875.65 × 230,183.12
  4. Step 4: Simplify right side
    769,925.57x = 265,832,880,329.03
  5. Step 5: Solve for x
    x = 265,832,880,329.03/769,925.57
  6. Step 6: Final answer
    x = 345,270.88

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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.