Home / 304,408.02-456,538.21-126,818.15

Finding the Fourth Proportional to 304,408.02, 456,538.21 and 126,818.15

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Solution

The fourth proportional to 304,408.02, 456,538.21 and 126,818.15 is: 190,196.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,408.02 : 456,538.21 = 126,818.15 : x
  2. Step 2: Convert to fraction form
    304,408.02/456,538.21 = 126,818.15/x
  3. Step 3: Cross multiply
    304,408.02x = 456,538.21 × 126,818.15
  4. Step 4: Simplify right side
    304,408.02x = 57,897,331,196.51
  5. Step 5: Solve for x
    x = 57,897,331,196.51/304,408.02
  6. Step 6: Final answer
    x = 190,196.47

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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.