Home / 345,084.18-476,219.97-190,052.88

Finding the Fourth Proportional to 345,084.18, 476,219.97 and 190,052.88

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Solution

The fourth proportional to 345,084.18, 476,219.97 and 190,052.88 is: 262,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,084.18 : 476,219.97 = 190,052.88 : x
  2. Step 2: Convert to fraction form
    345,084.18/476,219.97 = 190,052.88/x
  3. Step 3: Cross multiply
    345,084.18x = 476,219.97 × 190,052.88
  4. Step 4: Simplify right side
    345,084.18x = 90,506,976,812.01
  5. Step 5: Solve for x
    x = 90,506,976,812.01/345,084.18
  6. Step 6: Final answer
    x = 262,275.07

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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.