Home / 455,811.65-683,718.00-118,852.03

Finding the Fourth Proportional to 455,811.65, 683,718.00 and 118,852.03

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Solution

The fourth proportional to 455,811.65, 683,718.00 and 118,852.03 is: 178,278.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,811.65 : 683,718.00 = 118,852.03 : x
  2. Step 2: Convert to fraction form
    455,811.65/683,718.00 = 118,852.03/x
  3. Step 3: Cross multiply
    455,811.65x = 683,718.00 × 118,852.03
  4. Step 4: Simplify right side
    455,811.65x = 81,261,268,810.58
  5. Step 5: Solve for x
    x = 81,261,268,810.58/455,811.65
  6. Step 6: Final answer
    x = 178,278.17

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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.