Home / 738,023.96-1,018,085.10-465,993.56

Finding the Fourth Proportional to 738,023.96, 1,018,085.10 and 465,993.56

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Solution

The fourth proportional to 738,023.96, 1,018,085.10 and 465,993.56 is: 642,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,023.96 : 1,018,085.10 = 465,993.56 : x
  2. Step 2: Convert to fraction form
    738,023.96/1,018,085.10 = 465,993.56/x
  3. Step 3: Cross multiply
    738,023.96x = 1,018,085.10 × 465,993.56
  4. Step 4: Simplify right side
    738,023.96x = 474,421,100,131.96
  5. Step 5: Solve for x
    x = 474,421,100,131.96/738,023.96
  6. Step 6: Final answer
    x = 642,826.15

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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.