Home / 877,870.31-1,316,709.78-595,375.52

Finding the Fourth Proportional to 877,870.31, 1,316,709.78 and 595,375.52

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Solution

The fourth proportional to 877,870.31, 1,316,709.78 and 595,375.52 is: 892,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,870.31 : 1,316,709.78 = 595,375.52 : x
  2. Step 2: Convert to fraction form
    877,870.31/1,316,709.78 = 595,375.52/x
  3. Step 3: Cross multiply
    877,870.31x = 1,316,709.78 × 595,375.52
  4. Step 4: Simplify right side
    877,870.31x = 783,936,761,140.38
  5. Step 5: Solve for x
    x = 783,936,761,140.38/877,870.31
  6. Step 6: Final answer
    x = 892,998.38

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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.