Home / 965,180.27-1,332,066.87-557,281.42

Finding the Fourth Proportional to 965,180.27, 1,332,066.87 and 557,281.42

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Solution

The fourth proportional to 965,180.27, 1,332,066.87 and 557,281.42 is: 769,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,180.27 : 1,332,066.87 = 557,281.42 : x
  2. Step 2: Convert to fraction form
    965,180.27/1,332,066.87 = 557,281.42/x
  3. Step 3: Cross multiply
    965,180.27x = 1,332,066.87 × 557,281.42
  4. Step 4: Simplify right side
    965,180.27x = 742,336,113,518.39
  5. Step 5: Solve for x
    x = 742,336,113,518.39/965,180.27
  6. Step 6: Final answer
    x = 769,116.54

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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.