Home / 943,232.80-1,301,653.44-513,512.04

Finding the Fourth Proportional to 943,232.80, 1,301,653.44 and 513,512.04

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Solution

The fourth proportional to 943,232.80, 1,301,653.44 and 513,512.04 is: 708,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,232.80 : 1,301,653.44 = 513,512.04 : x
  2. Step 2: Convert to fraction form
    943,232.80/1,301,653.44 = 513,512.04/x
  3. Step 3: Cross multiply
    943,232.80x = 1,301,653.44 × 513,512.04
  4. Step 4: Simplify right side
    943,232.80x = 668,414,713,347.42
  5. Step 5: Solve for x
    x = 668,414,713,347.42/943,232.80
  6. Step 6: Final answer
    x = 708,642.36

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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.