Home / 986,054.72-1,360,754.52-533,344.64

Finding the Fourth Proportional to 986,054.72, 1,360,754.52 and 533,344.64

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Solution

The fourth proportional to 986,054.72, 1,360,754.52 and 533,344.64 is: 736,015.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,054.72 : 1,360,754.52 = 533,344.64 : x
  2. Step 2: Convert to fraction form
    986,054.72/1,360,754.52 = 533,344.64/x
  3. Step 3: Cross multiply
    986,054.72x = 1,360,754.52 × 533,344.64
  4. Step 4: Simplify right side
    986,054.72x = 725,751,129,597.77
  5. Step 5: Solve for x
    x = 725,751,129,597.77/986,054.72
  6. Step 6: Final answer
    x = 736,015.07

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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.