Home / 735,320.60-1,103,013.30-415,467.80

Finding the Fourth Proportional to 735,320.60, 1,103,013.30 and 415,467.80

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Solution

The fourth proportional to 735,320.60, 1,103,013.30 and 415,467.80 is: 623,220.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,320.60 : 1,103,013.30 = 415,467.80 : x
  2. Step 2: Convert to fraction form
    735,320.60/1,103,013.30 = 415,467.80/x
  3. Step 3: Cross multiply
    735,320.60x = 1,103,013.30 × 415,467.80
  4. Step 4: Simplify right side
    735,320.60x = 458,266,509,121.74
  5. Step 5: Solve for x
    x = 458,266,509,121.74/735,320.60
  6. Step 6: Final answer
    x = 623,220.01

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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.