Home / 370,042.72-510,672.22-208,926.44

Finding the Fourth Proportional to 370,042.72, 510,672.22 and 208,926.44

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Solution

The fourth proportional to 370,042.72, 510,672.22 and 208,926.44 is: 288,325.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,042.72 : 510,672.22 = 208,926.44 : x
  2. Step 2: Convert to fraction form
    370,042.72/510,672.22 = 208,926.44/x
  3. Step 3: Cross multiply
    370,042.72x = 510,672.22 × 208,926.44
  4. Step 4: Simplify right side
    370,042.72x = 106,692,928,931.50
  5. Step 5: Solve for x
    x = 106,692,928,931.50/370,042.72
  6. Step 6: Final answer
    x = 288,325.98

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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.