Home / 760,511.26-1,140,732.27-255,033.37

Finding the Fourth Proportional to 760,511.26, 1,140,732.27 and 255,033.37

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Solution

The fourth proportional to 760,511.26, 1,140,732.27 and 255,033.37 is: 382,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,511.26 : 1,140,732.27 = 255,033.37 : x
  2. Step 2: Convert to fraction form
    760,511.26/1,140,732.27 = 255,033.37/x
  3. Step 3: Cross multiply
    760,511.26x = 1,140,732.27 × 255,033.37
  4. Step 4: Simplify right side
    760,511.26x = 290,924,795,085.85
  5. Step 5: Solve for x
    x = 290,924,795,085.85/760,511.26
  6. Step 6: Final answer
    x = 382,538.45

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1.5x scale

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.