Home / 843,486.16-1,164,009.54-461,514.46

Finding the Fourth Proportional to 843,486.16, 1,164,009.54 and 461,514.46

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Solution

The fourth proportional to 843,486.16, 1,164,009.54 and 461,514.46 is: 636,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,486.16 : 1,164,009.54 = 461,514.46 : x
  2. Step 2: Convert to fraction form
    843,486.16/1,164,009.54 = 461,514.46/x
  3. Step 3: Cross multiply
    843,486.16x = 1,164,009.54 × 461,514.46
  4. Step 4: Simplify right side
    843,486.16x = 537,207,234,287.95
  5. Step 5: Solve for x
    x = 537,207,234,287.95/843,486.16
  6. Step 6: Final answer
    x = 636,889.21

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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.