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Finding the Fourth Proportional to 653,354.60, 901,566.60 and 366,809

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Solution

The fourth proportional to 653,354.60, 901,566.60 and 366,809 is: 506,161.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,354.60 : 901,566.60 = 366,809 : x
  2. Step 2: Convert to fraction form
    653,354.60/901,566.60 = 366,809/x
  3. Step 3: Cross multiply
    653,354.60x = 901,566.60 × 366,809
  4. Step 4: Simplify right side
    653,354.60x = 330,702,742,979.40
  5. Step 5: Solve for x
    x = 330,702,742,979.40/653,354.60
  6. Step 6: Final answer
    x = 506,161.19

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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.