Home / 707,619.87-1,060,543.76-557,266.36

Finding the Fourth Proportional to 707,619.87, 1,060,543.76 and 557,266.36

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Solution

The fourth proportional to 707,619.87, 1,060,543.76 and 557,266.36 is: 835,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,619.87 : 1,060,543.76 = 557,266.36 : x
  2. Step 2: Convert to fraction form
    707,619.87/1,060,543.76 = 557,266.36/x
  3. Step 3: Cross multiply
    707,619.87x = 1,060,543.76 × 557,266.36
  4. Step 4: Simplify right side
    707,619.87x = 591,005,360,755.91
  5. Step 5: Solve for x
    x = 591,005,360,755.91/707,619.87
  6. Step 6: Final answer
    x = 835,201.76

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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.