Home / 433,701.12-651,296.16-266,205

Finding the Fourth Proportional to 433,701.12, 651,296.16 and 266,205

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Solution

The fourth proportional to 433,701.12, 651,296.16 and 266,205 is: 399,764.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,701.12 : 651,296.16 = 266,205 : x
  2. Step 2: Convert to fraction form
    433,701.12/651,296.16 = 266,205/x
  3. Step 3: Cross multiply
    433,701.12x = 651,296.16 × 266,205
  4. Step 4: Simplify right side
    433,701.12x = 173,378,294,272.80
  5. Step 5: Solve for x
    x = 173,378,294,272.80/433,701.12
  6. Step 6: Final answer
    x = 399,764.46

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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.