Home / 745,676.84-1,028,682.24-504,043.76

Finding the Fourth Proportional to 745,676.84, 1,028,682.24 and 504,043.76

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Solution

The fourth proportional to 745,676.84, 1,028,682.24 and 504,043.76 is: 695,342.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,676.84 : 1,028,682.24 = 504,043.76 : x
  2. Step 2: Convert to fraction form
    745,676.84/1,028,682.24 = 504,043.76/x
  3. Step 3: Cross multiply
    745,676.84x = 1,028,682.24 × 504,043.76
  4. Step 4: Simplify right side
    745,676.84x = 518,500,864,094.82
  5. Step 5: Solve for x
    x = 518,500,864,094.82/745,676.84
  6. Step 6: Final answer
    x = 695,342.59

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Double scale
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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.