Home / 965,176.34-1,332,061.46-557,277.49

Finding the Fourth Proportional to 965,176.34, 1,332,061.46 and 557,277.49

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Solution

The fourth proportional to 965,176.34, 1,332,061.46 and 557,277.49 is: 769,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,176.34 : 1,332,061.46 = 557,277.49 : x
  2. Step 2: Convert to fraction form
    965,176.34/1,332,061.46 = 557,277.49/x
  3. Step 3: Cross multiply
    965,176.34x = 1,332,061.46 × 557,277.49
  4. Step 4: Simplify right side
    965,176.34x = 742,327,870,012.81
  5. Step 5: Solve for x
    x = 742,327,870,012.81/965,176.34
  6. Step 6: Final answer
    x = 769,111.14

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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.