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Finding the Fourth Proportional to 653,224.50, 901,380.68 and 366,776.82

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Solution

The fourth proportional to 653,224.50, 901,380.68 and 366,776.82 is: 506,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,224.50 : 901,380.68 = 366,776.82 : x
  2. Step 2: Convert to fraction form
    653,224.50/901,380.68 = 366,776.82/x
  3. Step 3: Cross multiply
    653,224.50x = 901,380.68 × 366,776.82
  4. Step 4: Simplify right side
    653,224.50x = 330,605,539,419.84
  5. Step 5: Solve for x
    x = 330,605,539,419.84/653,224.50
  6. Step 6: Final answer
    x = 506,113.20

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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.