Home / 549,946.80-823,936.04-471,214.80

Finding the Fourth Proportional to 549,946.80, 823,936.04 and 471,214.80

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Solution

The fourth proportional to 549,946.80, 823,936.04 and 471,214.80 is: 705,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,946.80 : 823,936.04 = 471,214.80 : x
  2. Step 2: Convert to fraction form
    549,946.80/823,936.04 = 471,214.80/x
  3. Step 3: Cross multiply
    549,946.80x = 823,936.04 × 471,214.80
  4. Step 4: Simplify right side
    549,946.80x = 388,250,856,301.39
  5. Step 5: Solve for x
    x = 388,250,856,301.39/549,946.80
  6. Step 6: Final answer
    x = 705,978.94

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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.