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Finding the Fourth Proportional to 592,756.36, 818,010.30 and 338,122.60

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Solution

The fourth proportional to 592,756.36, 818,010.30 and 338,122.60 is: 466,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,756.36 : 818,010.30 = 338,122.60 : x
  2. Step 2: Convert to fraction form
    592,756.36/818,010.30 = 338,122.60/x
  3. Step 3: Cross multiply
    592,756.36x = 818,010.30 × 338,122.60
  4. Step 4: Simplify right side
    592,756.36x = 276,587,769,462.78
  5. Step 5: Solve for x
    x = 276,587,769,462.78/592,756.36
  6. Step 6: Final answer
    x = 466,612.91

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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.