Home / 772,450.32-1,065,922.80-432,852.96

Finding the Fourth Proportional to 772,450.32, 1,065,922.80 and 432,852.96

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Solution

The fourth proportional to 772,450.32, 1,065,922.80 and 432,852.96 is: 597,304.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,450.32 : 1,065,922.80 = 432,852.96 : x
  2. Step 2: Convert to fraction form
    772,450.32/1,065,922.80 = 432,852.96/x
  3. Step 3: Cross multiply
    772,450.32x = 1,065,922.80 × 432,852.96
  4. Step 4: Simplify right side
    772,450.32x = 461,387,839,111.49
  5. Step 5: Solve for x
    x = 461,387,839,111.49/772,450.32
  6. Step 6: Final answer
    x = 597,304.22

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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.