Home / 706,945-1,059,079.52-417,891.26

Finding the Fourth Proportional to 706,945, 1,059,079.52 and 417,891.26

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Solution

The fourth proportional to 706,945, 1,059,079.52 and 417,891.26 is: 626,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,945 : 1,059,079.52 = 417,891.26 : x
  2. Step 2: Convert to fraction form
    706,945/1,059,079.52 = 417,891.26/x
  3. Step 3: Cross multiply
    706,945x = 1,059,079.52 × 417,891.26
  4. Step 4: Simplify right side
    706,945x = 442,580,075,053.00
  5. Step 5: Solve for x
    x = 442,580,075,053.00/706,945
  6. Step 6: Final answer
    x = 626,045.98

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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.