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Finding the Fourth Proportional to 434,252.57, 599,268.13 and 243,267.32

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Solution

The fourth proportional to 434,252.57, 599,268.13 and 243,267.32 is: 335,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,252.57 : 599,268.13 = 243,267.32 : x
  2. Step 2: Convert to fraction form
    434,252.57/599,268.13 = 243,267.32/x
  3. Step 3: Cross multiply
    434,252.57x = 599,268.13 × 243,267.32
  4. Step 4: Simplify right side
    434,252.57x = 145,782,352,836.51
  5. Step 5: Solve for x
    x = 145,782,352,836.51/434,252.57
  6. Step 6: Final answer
    x = 335,708.67

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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.