Home / 479,148.98-661,214.01-264,284.43

Finding the Fourth Proportional to 479,148.98, 661,214.01 and 264,284.43

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Solution

The fourth proportional to 479,148.98, 661,214.01 and 264,284.43 is: 364,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,148.98 : 661,214.01 = 264,284.43 : x
  2. Step 2: Convert to fraction form
    479,148.98/661,214.01 = 264,284.43/x
  3. Step 3: Cross multiply
    479,148.98x = 661,214.01 × 264,284.43
  4. Step 4: Simplify right side
    479,148.98x = 174,748,567,328.23
  5. Step 5: Solve for x
    x = 174,748,567,328.23/479,148.98
  6. Step 6: Final answer
    x = 364,706.12

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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.