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Finding the Fourth Proportional to 592,003.20, 888,004.80 and 522,019.20

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Solution

The fourth proportional to 592,003.20, 888,004.80 and 522,019.20 is: 783,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,003.20 : 888,004.80 = 522,019.20 : x
  2. Step 2: Convert to fraction form
    592,003.20/888,004.80 = 522,019.20/x
  3. Step 3: Cross multiply
    592,003.20x = 888,004.80 × 522,019.20
  4. Step 4: Simplify right side
    592,003.20x = 463,555,555,292.16
  5. Step 5: Solve for x
    x = 463,555,555,292.16/592,003.20
  6. Step 6: Final answer
    x = 783,028.80

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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.