Home / 706,617.16-1,059,284.30-257,020.18

Finding the Fourth Proportional to 706,617.16, 1,059,284.30 and 257,020.18

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Solution

The fourth proportional to 706,617.16, 1,059,284.30 and 257,020.18 is: 385,296.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,617.16 : 1,059,284.30 = 257,020.18 : x
  2. Step 2: Convert to fraction form
    706,617.16/1,059,284.30 = 257,020.18/x
  3. Step 3: Cross multiply
    706,617.16x = 1,059,284.30 × 257,020.18
  4. Step 4: Simplify right side
    706,617.16x = 272,257,444,747.94
  5. Step 5: Solve for x
    x = 272,257,444,747.94/706,617.16
  6. Step 6: Final answer
    x = 385,296.96

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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.