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Finding the Fourth Proportional to 607,271.44, 838,041.24 and 335,338.78

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Solution

The fourth proportional to 607,271.44, 838,041.24 and 335,338.78 is: 462,771.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,271.44 : 838,041.24 = 335,338.78 : x
  2. Step 2: Convert to fraction form
    607,271.44/838,041.24 = 335,338.78/x
  3. Step 3: Cross multiply
    607,271.44x = 838,041.24 × 335,338.78
  4. Step 4: Simplify right side
    607,271.44x = 281,027,727,011.29
  5. Step 5: Solve for x
    x = 281,027,727,011.29/607,271.44
  6. Step 6: Final answer
    x = 462,771.19

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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.