Home / 673,781.10-1,010,671.65-483,840.15

Finding the Fourth Proportional to 673,781.10, 1,010,671.65 and 483,840.15

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Solution

The fourth proportional to 673,781.10, 1,010,671.65 and 483,840.15 is: 725,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,781.10 : 1,010,671.65 = 483,840.15 : x
  2. Step 2: Convert to fraction form
    673,781.10/1,010,671.65 = 483,840.15/x
  3. Step 3: Cross multiply
    673,781.10x = 1,010,671.65 × 483,840.15
  4. Step 4: Simplify right side
    673,781.10x = 489,003,522,736.75
  5. Step 5: Solve for x
    x = 489,003,522,736.75/673,781.10
  6. Step 6: Final answer
    x = 725,760.23

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Double scale
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Similar ratio
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1.5x scale

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.