Home / 965,412.76-1,332,278.76-535,732.80

Finding the Fourth Proportional to 965,412.76, 1,332,278.76 and 535,732.80

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Solution

The fourth proportional to 965,412.76, 1,332,278.76 and 535,732.80 is: 739,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,412.76 : 1,332,278.76 = 535,732.80 : x
  2. Step 2: Convert to fraction form
    965,412.76/1,332,278.76 = 535,732.80/x
  3. Step 3: Cross multiply
    965,412.76x = 1,332,278.76 × 535,732.80
  4. Step 4: Simplify right side
    965,412.76x = 713,745,430,475.33
  5. Step 5: Solve for x
    x = 713,745,430,475.33/965,412.76
  6. Step 6: Final answer
    x = 739,316.34

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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.