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Finding the Fourth Proportional to 335,973.20, 503,959.80 and 333,640.40

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Solution

The fourth proportional to 335,973.20, 503,959.80 and 333,640.40 is: 500,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,973.20 : 503,959.80 = 333,640.40 : x
  2. Step 2: Convert to fraction form
    335,973.20/503,959.80 = 333,640.40/x
  3. Step 3: Cross multiply
    335,973.20x = 503,959.80 × 333,640.40
  4. Step 4: Simplify right side
    335,973.20x = 168,141,349,255.92
  5. Step 5: Solve for x
    x = 168,141,349,255.92/335,973.20
  6. Step 6: Final answer
    x = 500,460.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.