Home / 1,011,962.32-1,396,536.96-553,102.48

Finding the Fourth Proportional to 1,011,962.32, 1,396,536.96 and 553,102.48

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Solution

The fourth proportional to 1,011,962.32, 1,396,536.96 and 553,102.48 is: 763,297.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,962.32 : 1,396,536.96 = 553,102.48 : x
  2. Step 2: Convert to fraction form
    1,011,962.32/1,396,536.96 = 553,102.48/x
  3. Step 3: Cross multiply
    1,011,962.32x = 1,396,536.96 × 553,102.48
  4. Step 4: Simplify right side
    1,011,962.32x = 772,428,055,987.66
  5. Step 5: Solve for x
    x = 772,428,055,987.66/1,011,962.32
  6. Step 6: Final answer
    x = 763,297.25

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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.