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Finding the Fourth Proportional to 653,347.60, 901,556.94 and 366,802

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Solution

The fourth proportional to 653,347.60, 901,556.94 and 366,802 is: 506,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,347.60 : 901,556.94 = 366,802 : x
  2. Step 2: Convert to fraction form
    653,347.60/901,556.94 = 366,802/x
  3. Step 3: Cross multiply
    653,347.60x = 901,556.94 × 366,802
  4. Step 4: Simplify right side
    653,347.60x = 330,692,888,705.88
  5. Step 5: Solve for x
    x = 330,692,888,705.88/653,347.60
  6. Step 6: Final answer
    x = 506,151.53

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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.