Home / 958,205.70-1,437,308.55-815,722.65

Finding the Fourth Proportional to 958,205.70, 1,437,308.55 and 815,722.65

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Solution

The fourth proportional to 958,205.70, 1,437,308.55 and 815,722.65 is: 1,223,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,205.70 : 1,437,308.55 = 815,722.65 : x
  2. Step 2: Convert to fraction form
    958,205.70/1,437,308.55 = 815,722.65/x
  3. Step 3: Cross multiply
    958,205.70x = 1,437,308.55 × 815,722.65
  4. Step 4: Simplify right side
    958,205.70x = 1,172,445,139,273.66
  5. Step 5: Solve for x
    x = 1,172,445,139,273.66/958,205.70
  6. Step 6: Final answer
    x = 1,223,583.98

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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.