Home / 345,010.04-476,054.40-317,105.84

Finding the Fourth Proportional to 345,010.04, 476,054.40 and 317,105.84

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Solution

The fourth proportional to 345,010.04, 476,054.40 and 317,105.84 is: 437,551.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,010.04 : 476,054.40 = 317,105.84 : x
  2. Step 2: Convert to fraction form
    345,010.04/476,054.40 = 317,105.84/x
  3. Step 3: Cross multiply
    345,010.04x = 476,054.40 × 317,105.84
  4. Step 4: Simplify right side
    345,010.04x = 150,959,630,397.70
  5. Step 5: Solve for x
    x = 150,959,630,397.70/345,010.04
  6. Step 6: Final answer
    x = 437,551.41

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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.