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Finding the Fourth Proportional to 569,722.77, 853,829.64 and 302,908.77

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Solution

The fourth proportional to 569,722.77, 853,829.64 and 302,908.77 is: 453,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,722.77 : 853,829.64 = 302,908.77 : x
  2. Step 2: Convert to fraction form
    569,722.77/853,829.64 = 302,908.77/x
  3. Step 3: Cross multiply
    569,722.77x = 853,829.64 × 302,908.77
  4. Step 4: Simplify right side
    569,722.77x = 258,632,486,041.94
  5. Step 5: Solve for x
    x = 258,632,486,041.94/569,722.77
  6. Step 6: Final answer
    x = 453,962.00

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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.