Home / 989,859.68-1,366,006.34-537,150.68

Finding the Fourth Proportional to 989,859.68, 1,366,006.34 and 537,150.68

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Solution

The fourth proportional to 989,859.68, 1,366,006.34 and 537,150.68 is: 741,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,859.68 : 1,366,006.34 = 537,150.68 : x
  2. Step 2: Convert to fraction form
    989,859.68/1,366,006.34 = 537,150.68/x
  3. Step 3: Cross multiply
    989,859.68x = 1,366,006.34 × 537,150.68
  4. Step 4: Simplify right side
    989,859.68x = 733,751,234,415.31
  5. Step 5: Solve for x
    x = 733,751,234,415.31/989,859.68
  6. Step 6: Final answer
    x = 741,267.93

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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.