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Finding the Fourth Proportional to 653,348.60, 901,558.32 and 366,803

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Solution

The fourth proportional to 653,348.60, 901,558.32 and 366,803 is: 506,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,348.60 : 901,558.32 = 366,803 : x
  2. Step 2: Convert to fraction form
    653,348.60/901,558.32 = 366,803/x
  3. Step 3: Cross multiply
    653,348.60x = 901,558.32 × 366,803
  4. Step 4: Simplify right side
    653,348.60x = 330,694,296,450.96
  5. Step 5: Solve for x
    x = 330,694,296,450.96/653,348.60
  6. Step 6: Final answer
    x = 506,152.91

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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.