Home / 965,374.88-1,332,280.98-557,493.84

Finding the Fourth Proportional to 965,374.88, 1,332,280.98 and 557,493.84

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Solution

The fourth proportional to 965,374.88, 1,332,280.98 and 557,493.84 is: 769,378.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,374.88 : 1,332,280.98 = 557,493.84 : x
  2. Step 2: Convert to fraction form
    965,374.88/1,332,280.98 = 557,493.84/x
  3. Step 3: Cross multiply
    965,374.88x = 1,332,280.98 × 557,493.84
  4. Step 4: Simplify right side
    965,374.88x = 742,738,439,499.16
  5. Step 5: Solve for x
    x = 742,738,439,499.16/965,374.88
  6. Step 6: Final answer
    x = 769,378.26

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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.