Home / 807,006.96-1,113,626.96-462,825.10

Finding the Fourth Proportional to 807,006.96, 1,113,626.96 and 462,825.10

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Solution

The fourth proportional to 807,006.96, 1,113,626.96 and 462,825.10 is: 638,674.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,006.96 : 1,113,626.96 = 462,825.10 : x
  2. Step 2: Convert to fraction form
    807,006.96/1,113,626.96 = 462,825.10/x
  3. Step 3: Cross multiply
    807,006.96x = 1,113,626.96 × 462,825.10
  4. Step 4: Simplify right side
    807,006.96x = 515,414,509,938.20
  5. Step 5: Solve for x
    x = 515,414,509,938.20/807,006.96
  6. Step 6: Final answer
    x = 638,674.18

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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.