Home / 853,068.66-1,177,225.29-471,087.78

Finding the Fourth Proportional to 853,068.66, 1,177,225.29 and 471,087.78

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Solution

The fourth proportional to 853,068.66, 1,177,225.29 and 471,087.78 is: 650,095.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,068.66 : 1,177,225.29 = 471,087.78 : x
  2. Step 2: Convert to fraction form
    853,068.66/1,177,225.29 = 471,087.78/x
  3. Step 3: Cross multiply
    853,068.66x = 1,177,225.29 × 471,087.78
  4. Step 4: Simplify right side
    853,068.66x = 554,576,448,425.96
  5. Step 5: Solve for x
    x = 554,576,448,425.96/853,068.66
  6. Step 6: Final answer
    x = 650,095.91

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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.