Home / 316,060.06-436,514.96-292,145.22

Finding the Fourth Proportional to 316,060.06, 436,514.96 and 292,145.22

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Solution

The fourth proportional to 316,060.06, 436,514.96 and 292,145.22 is: 403,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,060.06 : 436,514.96 = 292,145.22 : x
  2. Step 2: Convert to fraction form
    316,060.06/436,514.96 = 292,145.22/x
  3. Step 3: Cross multiply
    316,060.06x = 436,514.96 × 292,145.22
  4. Step 4: Simplify right side
    316,060.06x = 127,525,759,022.49
  5. Step 5: Solve for x
    x = 127,525,759,022.49/316,060.06
  6. Step 6: Final answer
    x = 403,485.84

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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.