Home / 531,733.44-733,789.32-290,011.68

Finding the Fourth Proportional to 531,733.44, 733,789.32 and 290,011.68

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Solution

The fourth proportional to 531,733.44, 733,789.32 and 290,011.68 is: 400,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,733.44 : 733,789.32 = 290,011.68 : x
  2. Step 2: Convert to fraction form
    531,733.44/733,789.32 = 290,011.68/x
  3. Step 3: Cross multiply
    531,733.44x = 733,789.32 × 290,011.68
  4. Step 4: Simplify right side
    531,733.44x = 212,807,473,459.26
  5. Step 5: Solve for x
    x = 212,807,473,459.26/531,733.44
  6. Step 6: Final answer
    x = 400,214.58

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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.