Home / 960,048.20-1,440,072.30-369,072.20

Finding the Fourth Proportional to 960,048.20, 1,440,072.30 and 369,072.20

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Solution

The fourth proportional to 960,048.20, 1,440,072.30 and 369,072.20 is: 553,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,048.20 : 1,440,072.30 = 369,072.20 : x
  2. Step 2: Convert to fraction form
    960,048.20/1,440,072.30 = 369,072.20/x
  3. Step 3: Cross multiply
    960,048.20x = 1,440,072.30 × 369,072.20
  4. Step 4: Simplify right side
    960,048.20x = 531,490,651,920.06
  5. Step 5: Solve for x
    x = 531,490,651,920.06/960,048.20
  6. Step 6: Final answer
    x = 553,608.30

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Double scale
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Similar ratio
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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.