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Finding the Fourth Proportional to 653,283.72, 901,530.27 and 366,805.35

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Solution

The fourth proportional to 653,283.72, 901,530.27 and 366,805.35 is: 506,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,283.72 : 901,530.27 = 366,805.35 : x
  2. Step 2: Convert to fraction form
    653,283.72/901,530.27 = 366,805.35/x
  3. Step 3: Cross multiply
    653,283.72x = 901,530.27 × 366,805.35
  4. Step 4: Simplify right side
    653,283.72x = 330,686,126,222.94
  5. Step 5: Solve for x
    x = 330,686,126,222.94/653,283.72
  6. Step 6: Final answer
    x = 506,190.67

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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.