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Finding the Fourth Proportional to 653,010.49, 901,105.06 and 366,475.21

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Solution

The fourth proportional to 653,010.49, 901,105.06 and 366,475.21 is: 505,708.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,010.49 : 901,105.06 = 366,475.21 : x
  2. Step 2: Convert to fraction form
    653,010.49/901,105.06 = 366,475.21/x
  3. Step 3: Cross multiply
    653,010.49x = 901,105.06 × 366,475.21
  4. Step 4: Simplify right side
    653,010.49x = 330,232,666,095.56
  5. Step 5: Solve for x
    x = 330,232,666,095.56/653,010.49
  6. Step 6: Final answer
    x = 505,708.06

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1.5x scale

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.