Home / 749,917.08-1,035,368.46-669,205.85

Finding the Fourth Proportional to 749,917.08, 1,035,368.46 and 669,205.85

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Solution

The fourth proportional to 749,917.08, 1,035,368.46 and 669,205.85 is: 923,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,917.08 : 1,035,368.46 = 669,205.85 : x
  2. Step 2: Convert to fraction form
    749,917.08/1,035,368.46 = 669,205.85/x
  3. Step 3: Cross multiply
    749,917.08x = 1,035,368.46 × 669,205.85
  4. Step 4: Simplify right side
    749,917.08x = 692,874,625,160.65
  5. Step 5: Solve for x
    x = 692,874,625,160.65/749,917.08
  6. Step 6: Final answer
    x = 923,934.98

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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.