Home / 673,803.60-1,010,705.40-483,862.65

Finding the Fourth Proportional to 673,803.60, 1,010,705.40 and 483,862.65

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Solution

The fourth proportional to 673,803.60, 1,010,705.40 and 483,862.65 is: 725,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,803.60 : 1,010,705.40 = 483,862.65 : x
  2. Step 2: Convert to fraction form
    673,803.60/1,010,705.40 = 483,862.65/x
  3. Step 3: Cross multiply
    673,803.60x = 1,010,705.40 × 483,862.65
  4. Step 4: Simplify right side
    673,803.60x = 489,042,593,213.31
  5. Step 5: Solve for x
    x = 489,042,593,213.31/673,803.60
  6. Step 6: Final answer
    x = 725,793.98

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Double scale
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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.