Home / 965,727.81-1,332,694.76-535,996.89

Finding the Fourth Proportional to 965,727.81, 1,332,694.76 and 535,996.89

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Solution

The fourth proportional to 965,727.81, 1,332,694.76 and 535,996.89 is: 739,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,727.81 : 1,332,694.76 = 535,996.89 : x
  2. Step 2: Convert to fraction form
    965,727.81/1,332,694.76 = 535,996.89/x
  3. Step 3: Cross multiply
    965,727.81x = 1,332,694.76 × 535,996.89
  4. Step 4: Simplify right side
    965,727.81x = 714,320,243,999.31
  5. Step 5: Solve for x
    x = 714,320,243,999.31/965,727.81
  6. Step 6: Final answer
    x = 739,670.37

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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.