Home / 987,166.59-1,480,840.24-277,189.84

Finding the Fourth Proportional to 987,166.59, 1,480,840.24 and 277,189.84

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Solution

The fourth proportional to 987,166.59, 1,480,840.24 and 277,189.84 is: 415,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,166.59 : 1,480,840.24 = 277,189.84 : x
  2. Step 2: Convert to fraction form
    987,166.59/1,480,840.24 = 277,189.84/x
  3. Step 3: Cross multiply
    987,166.59x = 1,480,840.24 × 277,189.84
  4. Step 4: Simplify right side
    987,166.59x = 410,473,869,191.16
  5. Step 5: Solve for x
    x = 410,473,869,191.16/987,166.59
  6. Step 6: Final answer
    x = 415,810.13

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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.