Home / 729,241.60-1,091,952.96-586,327.36

Finding the Fourth Proportional to 729,241.60, 1,091,952.96 and 586,327.36

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Solution

The fourth proportional to 729,241.60, 1,091,952.96 and 586,327.36 is: 877,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,241.60 : 1,091,952.96 = 586,327.36 : x
  2. Step 2: Convert to fraction form
    729,241.60/1,091,952.96 = 586,327.36/x
  3. Step 3: Cross multiply
    729,241.60x = 1,091,952.96 × 586,327.36
  4. Step 4: Simplify right side
    729,241.60x = 640,241,896,280.99
  5. Step 5: Solve for x
    x = 640,241,896,280.99/729,241.60
  6. Step 6: Final answer
    x = 877,955.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.