Home / 683,717.04-942,404.24-484,872.60

Finding the Fourth Proportional to 683,717.04, 942,404.24 and 484,872.60

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Solution

The fourth proportional to 683,717.04, 942,404.24 and 484,872.60 is: 668,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,717.04 : 942,404.24 = 484,872.60 : x
  2. Step 2: Convert to fraction form
    683,717.04/942,404.24 = 484,872.60/x
  3. Step 3: Cross multiply
    683,717.04x = 942,404.24 × 484,872.60
  4. Step 4: Simplify right side
    683,717.04x = 456,945,991,675.46
  5. Step 5: Solve for x
    x = 456,945,991,675.46/683,717.04
  6. Step 6: Final answer
    x = 668,326.17

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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.