Home / 945,272.75-1,304,243.01-558,097.20

Finding the Fourth Proportional to 945,272.75, 1,304,243.01 and 558,097.20

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Solution

The fourth proportional to 945,272.75, 1,304,243.01 and 558,097.20 is: 770,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,272.75 : 1,304,243.01 = 558,097.20 : x
  2. Step 2: Convert to fraction form
    945,272.75/1,304,243.01 = 558,097.20/x
  3. Step 3: Cross multiply
    945,272.75x = 1,304,243.01 × 558,097.20
  4. Step 4: Simplify right side
    945,272.75x = 727,894,372,000.57
  5. Step 5: Solve for x
    x = 727,894,372,000.57/945,272.75
  6. Step 6: Final answer
    x = 770,036.34

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Double scale
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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.