Home / 470,359.08-706,446.63-403,043.22

Finding the Fourth Proportional to 470,359.08, 706,446.63 and 403,043.22

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Solution

The fourth proportional to 470,359.08, 706,446.63 and 403,043.22 is: 605,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,359.08 : 706,446.63 = 403,043.22 : x
  2. Step 2: Convert to fraction form
    470,359.08/706,446.63 = 403,043.22/x
  3. Step 3: Cross multiply
    470,359.08x = 706,446.63 × 403,043.22
  4. Step 4: Simplify right side
    470,359.08x = 284,728,524,513.35
  5. Step 5: Solve for x
    x = 284,728,524,513.35/470,359.08
  6. Step 6: Final answer
    x = 605,342.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.