Home / 845,866.42-1,167,357.43-483,282.51

Finding the Fourth Proportional to 845,866.42, 1,167,357.43 and 483,282.51

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Solution

The fourth proportional to 845,866.42, 1,167,357.43 and 483,282.51 is: 666,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,866.42 : 1,167,357.43 = 483,282.51 : x
  2. Step 2: Convert to fraction form
    845,866.42/1,167,357.43 = 483,282.51/x
  3. Step 3: Cross multiply
    845,866.42x = 1,167,357.43 × 483,282.51
  4. Step 4: Simplify right side
    845,866.42x = 564,163,428,837.55
  5. Step 5: Solve for x
    x = 564,163,428,837.55/845,866.42
  6. Step 6: Final answer
    x = 666,965.16

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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.