Home / 782,848.93-1,080,313.23-460,579.81

Finding the Fourth Proportional to 782,848.93, 1,080,313.23 and 460,579.81

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Solution

The fourth proportional to 782,848.93, 1,080,313.23 and 460,579.81 is: 635,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,848.93 : 1,080,313.23 = 460,579.81 : x
  2. Step 2: Convert to fraction form
    782,848.93/1,080,313.23 = 460,579.81/x
  3. Step 3: Cross multiply
    782,848.93x = 1,080,313.23 × 460,579.81
  4. Step 4: Simplify right side
    782,848.93x = 497,570,462,213.89
  5. Step 5: Solve for x
    x = 497,570,462,213.89/782,848.93
  6. Step 6: Final answer
    x = 635,589.38

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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.