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Finding the Fourth Proportional to 598,254.64, 825,594 and 326,328.36

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Solution

The fourth proportional to 598,254.64, 825,594 and 326,328.36 is: 450,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,254.64 : 825,594 = 326,328.36 : x
  2. Step 2: Convert to fraction form
    598,254.64/825,594 = 326,328.36/x
  3. Step 3: Cross multiply
    598,254.64x = 825,594 × 326,328.36
  4. Step 4: Simplify right side
    598,254.64x = 269,414,736,045.84
  5. Step 5: Solve for x
    x = 269,414,736,045.84/598,254.64
  6. Step 6: Final answer
    x = 450,334.55

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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.