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Finding the Fourth Proportional to 662,475.51, 914,216.36 and 360,669.51

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Solution

The fourth proportional to 662,475.51, 914,216.36 and 360,669.51 is: 497,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,475.51 : 914,216.36 = 360,669.51 : x
  2. Step 2: Convert to fraction form
    662,475.51/914,216.36 = 360,669.51/x
  3. Step 3: Cross multiply
    662,475.51x = 914,216.36 × 360,669.51
  4. Step 4: Simplify right side
    662,475.51x = 329,729,964,791.84
  5. Step 5: Solve for x
    x = 329,729,964,791.84/662,475.51
  6. Step 6: Final answer
    x = 497,724.01

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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.