Home / 989,894.04-1,366,054.65-537,185.04

Finding the Fourth Proportional to 989,894.04, 1,366,054.65 and 537,185.04

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Solution

The fourth proportional to 989,894.04, 1,366,054.65 and 537,185.04 is: 741,315.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,894.04 : 1,366,054.65 = 537,185.04 : x
  2. Step 2: Convert to fraction form
    989,894.04/1,366,054.65 = 537,185.04/x
  3. Step 3: Cross multiply
    989,894.04x = 1,366,054.65 × 537,185.04
  4. Step 4: Simplify right side
    989,894.04x = 733,824,121,802.44
  5. Step 5: Solve for x
    x = 733,824,121,802.44/989,894.04
  6. Step 6: Final answer
    x = 741,315.83

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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.