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Finding the Fourth Proportional to 436,959.82, 655,281.06 and 152,570.50

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Solution

The fourth proportional to 436,959.82, 655,281.06 and 152,570.50 is: 228,800.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,959.82 : 655,281.06 = 152,570.50 : x
  2. Step 2: Convert to fraction form
    436,959.82/655,281.06 = 152,570.50/x
  3. Step 3: Cross multiply
    436,959.82x = 655,281.06 × 152,570.50
  4. Step 4: Simplify right side
    436,959.82x = 99,976,558,964.73
  5. Step 5: Solve for x
    x = 99,976,558,964.73/436,959.82
  6. Step 6: Final answer
    x = 228,800.35

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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.