Home / 761,959.68-1,142,706.20-526,813.44

Finding the Fourth Proportional to 761,959.68, 1,142,706.20 and 526,813.44

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Solution

The fourth proportional to 761,959.68, 1,142,706.20 and 526,813.44 is: 790,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,959.68 : 1,142,706.20 = 526,813.44 : x
  2. Step 2: Convert to fraction form
    761,959.68/1,142,706.20 = 526,813.44/x
  3. Step 3: Cross multiply
    761,959.68x = 1,142,706.20 × 526,813.44
  4. Step 4: Simplify right side
    761,959.68x = 601,992,984,131.33
  5. Step 5: Solve for x
    x = 601,992,984,131.33/761,959.68
  6. Step 6: Final answer
    x = 790,058.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.