Home / 581,507.96-802,363.38-339,743.84

Finding the Fourth Proportional to 581,507.96, 802,363.38 and 339,743.84

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Solution

The fourth proportional to 581,507.96, 802,363.38 and 339,743.84 is: 468,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,507.96 : 802,363.38 = 339,743.84 : x
  2. Step 2: Convert to fraction form
    581,507.96/802,363.38 = 339,743.84/x
  3. Step 3: Cross multiply
    581,507.96x = 802,363.38 × 339,743.84
  4. Step 4: Simplify right side
    581,507.96x = 272,598,015,796.58
  5. Step 5: Solve for x
    x = 272,598,015,796.58/581,507.96
  6. Step 6: Final answer
    x = 468,777.79

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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.