Home / 745,795.20-1,028,844.72-504,162.48

Finding the Fourth Proportional to 745,795.20, 1,028,844.72 and 504,162.48

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Solution

The fourth proportional to 745,795.20, 1,028,844.72 and 504,162.48 is: 695,505.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,795.20 : 1,028,844.72 = 504,162.48 : x
  2. Step 2: Convert to fraction form
    745,795.20/1,028,844.72 = 504,162.48/x
  3. Step 3: Cross multiply
    745,795.20x = 1,028,844.72 × 504,162.48
  4. Step 4: Simplify right side
    745,795.20x = 518,704,905,570.11
  5. Step 5: Solve for x
    x = 518,704,905,570.11/745,795.20
  6. Step 6: Final answer
    x = 695,505.82

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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.