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Finding the Fourth Proportional to 333,559.80, 460,382.02 and 306,659.70

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Solution

The fourth proportional to 333,559.80, 460,382.02 and 306,659.70 is: 423,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,559.80 : 460,382.02 = 306,659.70 : x
  2. Step 2: Convert to fraction form
    333,559.80/460,382.02 = 306,659.70/x
  3. Step 3: Cross multiply
    333,559.80x = 460,382.02 × 306,659.70
  4. Step 4: Simplify right side
    333,559.80x = 141,180,612,138.59
  5. Step 5: Solve for x
    x = 141,180,612,138.59/333,559.80
  6. Step 6: Final answer
    x = 423,254.28

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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.