Home / 989,859.77-1,366,006.48-537,150.77

Finding the Fourth Proportional to 989,859.77, 1,366,006.48 and 537,150.77

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Solution

The fourth proportional to 989,859.77, 1,366,006.48 and 537,150.77 is: 741,268.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,859.77 : 1,366,006.48 = 537,150.77 : x
  2. Step 2: Convert to fraction form
    989,859.77/1,366,006.48 = 537,150.77/x
  3. Step 3: Cross multiply
    989,859.77x = 1,366,006.48 × 537,150.77
  4. Step 4: Simplify right side
    989,859.77x = 733,751,429,506.61
  5. Step 5: Solve for x
    x = 733,751,429,506.61/989,859.77
  6. Step 6: Final answer
    x = 741,268.06

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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.