Home / 316,932.48-437,114.88-269,343.36

Finding the Fourth Proportional to 316,932.48, 437,114.88 and 269,343.36

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Solution

The fourth proportional to 316,932.48, 437,114.88 and 269,343.36 is: 371,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,932.48 : 437,114.88 = 269,343.36 : x
  2. Step 2: Convert to fraction form
    316,932.48/437,114.88 = 269,343.36/x
  3. Step 3: Cross multiply
    316,932.48x = 437,114.88 × 269,343.36
  4. Step 4: Simplify right side
    316,932.48x = 117,733,990,485.20
  5. Step 5: Solve for x
    x = 117,733,990,485.20/316,932.48
  6. Step 6: Final answer
    x = 371,479.72

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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.