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Finding the Fourth Proportional to 358,569.10, 537,682.10 and 208,852.10

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Solution

The fourth proportional to 358,569.10, 537,682.10 and 208,852.10 is: 313,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,569.10 : 537,682.10 = 208,852.10 : x
  2. Step 2: Convert to fraction form
    358,569.10/537,682.10 = 208,852.10/x
  3. Step 3: Cross multiply
    358,569.10x = 537,682.10 × 208,852.10
  4. Step 4: Simplify right side
    358,569.10x = 112,296,031,984.74
  5. Step 5: Solve for x
    x = 112,296,031,984.74/358,569.10
  6. Step 6: Final answer
    x = 313,178.22

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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.