Home / 760,514.76-1,141,893.58-424,212.48

Finding the Fourth Proportional to 760,514.76, 1,141,893.58 and 424,212.48

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Solution

The fourth proportional to 760,514.76, 1,141,893.58 and 424,212.48 is: 636,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,514.76 : 1,141,893.58 = 424,212.48 : x
  2. Step 2: Convert to fraction form
    760,514.76/1,141,893.58 = 424,212.48/x
  3. Step 3: Cross multiply
    760,514.76x = 1,141,893.58 × 424,212.48
  4. Step 4: Simplify right side
    760,514.76x = 484,405,507,467.88
  5. Step 5: Solve for x
    x = 484,405,507,467.88/760,514.76
  6. Step 6: Final answer
    x = 636,944.26

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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.