Home / 776,282.06-1,071,175.92-432,031.88

Finding the Fourth Proportional to 776,282.06, 1,071,175.92 and 432,031.88

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Solution

The fourth proportional to 776,282.06, 1,071,175.92 and 432,031.88 is: 596,152.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,282.06 : 1,071,175.92 = 432,031.88 : x
  2. Step 2: Convert to fraction form
    776,282.06/1,071,175.92 = 432,031.88/x
  3. Step 3: Cross multiply
    776,282.06x = 1,071,175.92 × 432,031.88
  4. Step 4: Simplify right side
    776,282.06x = 462,782,146,528.33
  5. Step 5: Solve for x
    x = 462,782,146,528.33/776,282.06
  6. Step 6: Final answer
    x = 596,152.06

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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.