Home / 357,675.48-493,635.07-214,514.28

Finding the Fourth Proportional to 357,675.48, 493,635.07 and 214,514.28

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Solution

The fourth proportional to 357,675.48, 493,635.07 and 214,514.28 is: 296,055.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,675.48 : 493,635.07 = 214,514.28 : x
  2. Step 2: Convert to fraction form
    357,675.48/493,635.07 = 214,514.28/x
  3. Step 3: Cross multiply
    357,675.48x = 493,635.07 × 214,514.28
  4. Step 4: Simplify right side
    357,675.48x = 105,891,771,623.80
  5. Step 5: Solve for x
    x = 105,891,771,623.80/357,675.48
  6. Step 6: Final answer
    x = 296,055.44

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1.5x scale

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.