Home / 787,444.65-1,181,166.98-629,980.65

Finding the Fourth Proportional to 787,444.65, 1,181,166.98 and 629,980.65

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Solution

The fourth proportional to 787,444.65, 1,181,166.98 and 629,980.65 is: 944,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,444.65 : 1,181,166.98 = 629,980.65 : x
  2. Step 2: Convert to fraction form
    787,444.65/1,181,166.98 = 629,980.65/x
  3. Step 3: Cross multiply
    787,444.65x = 1,181,166.98 × 629,980.65
  4. Step 4: Simplify right side
    787,444.65x = 744,112,338,669.03
  5. Step 5: Solve for x
    x = 744,112,338,669.03/787,444.65
  6. Step 6: Final answer
    x = 944,970.98

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Similar ratio
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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.