Home / 358,733.81-495,009.58-205,764.10

Finding the Fourth Proportional to 358,733.81, 495,009.58 and 205,764.10

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Solution

The fourth proportional to 358,733.81, 495,009.58 and 205,764.10 is: 283,929.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,733.81 : 495,009.58 = 205,764.10 : x
  2. Step 2: Convert to fraction form
    358,733.81/495,009.58 = 205,764.10/x
  3. Step 3: Cross multiply
    358,733.81x = 495,009.58 × 205,764.10
  4. Step 4: Simplify right side
    358,733.81x = 101,855,199,353.95
  5. Step 5: Solve for x
    x = 101,855,199,353.95/358,733.81
  6. Step 6: Final answer
    x = 283,929.74

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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.