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Finding the Fourth Proportional to 434,808.12, 600,121.26 and 282,035.64

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Solution

The fourth proportional to 434,808.12, 600,121.26 and 282,035.64 is: 389,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,808.12 : 600,121.26 = 282,035.64 : x
  2. Step 2: Convert to fraction form
    434,808.12/600,121.26 = 282,035.64/x
  3. Step 3: Cross multiply
    434,808.12x = 600,121.26 × 282,035.64
  4. Step 4: Simplify right side
    434,808.12x = 169,255,583,641.71
  5. Step 5: Solve for x
    x = 169,255,583,641.71/434,808.12
  6. Step 6: Final answer
    x = 389,265.00

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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.