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Finding the Fourth Proportional to 433,359.96, 596,789.28 and 357,208.62

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Solution

The fourth proportional to 433,359.96, 596,789.28 and 357,208.62 is: 491,919.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,359.96 : 596,789.28 = 357,208.62 : x
  2. Step 2: Convert to fraction form
    433,359.96/596,789.28 = 357,208.62/x
  3. Step 3: Cross multiply
    433,359.96x = 596,789.28 × 357,208.62
  4. Step 4: Simplify right side
    433,359.96x = 213,178,275,139.59
  5. Step 5: Solve for x
    x = 213,178,275,139.59/433,359.96
  6. Step 6: Final answer
    x = 491,919.64

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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.