Home / 689,046.32-1,033,779.29-352,323.50

Finding the Fourth Proportional to 689,046.32, 1,033,779.29 and 352,323.50

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Solution

The fourth proportional to 689,046.32, 1,033,779.29 and 352,323.50 is: 528,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,046.32 : 1,033,779.29 = 352,323.50 : x
  2. Step 2: Convert to fraction form
    689,046.32/1,033,779.29 = 352,323.50/x
  3. Step 3: Cross multiply
    689,046.32x = 1,033,779.29 × 352,323.50
  4. Step 4: Simplify right side
    689,046.32x = 364,224,732,731.62
  5. Step 5: Solve for x
    x = 364,224,732,731.62/689,046.32
  6. Step 6: Final answer
    x = 528,592.53

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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.