Home / 769,256.68-1,154,141.36-484,618.60

Finding the Fourth Proportional to 769,256.68, 1,154,141.36 and 484,618.60

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Solution

The fourth proportional to 769,256.68, 1,154,141.36 and 484,618.60 is: 727,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,256.68 : 1,154,141.36 = 484,618.60 : x
  2. Step 2: Convert to fraction form
    769,256.68/1,154,141.36 = 484,618.60/x
  3. Step 3: Cross multiply
    769,256.68x = 1,154,141.36 × 484,618.60
  4. Step 4: Simplify right side
    769,256.68x = 559,318,370,085.30
  5. Step 5: Solve for x
    x = 559,318,370,085.30/769,256.68
  6. Step 6: Final answer
    x = 727,089.39

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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.