Home / 964,104.48-1,330,543.80-534,519.36

Finding the Fourth Proportional to 964,104.48, 1,330,543.80 and 534,519.36

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Solution

The fourth proportional to 964,104.48, 1,330,543.80 and 534,519.36 is: 737,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,104.48 : 1,330,543.80 = 534,519.36 : x
  2. Step 2: Convert to fraction form
    964,104.48/1,330,543.80 = 534,519.36/x
  3. Step 3: Cross multiply
    964,104.48x = 1,330,543.80 × 534,519.36
  4. Step 4: Simplify right side
    964,104.48x = 711,201,420,427.97
  5. Step 5: Solve for x
    x = 711,201,420,427.97/964,104.48
  6. Step 6: Final answer
    x = 737,680.86

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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.