Home / 673,779.60-1,010,669.40-483,838.65

Finding the Fourth Proportional to 673,779.60, 1,010,669.40 and 483,838.65

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Solution

The fourth proportional to 673,779.60, 1,010,669.40 and 483,838.65 is: 725,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,779.60 : 1,010,669.40 = 483,838.65 : x
  2. Step 2: Convert to fraction form
    673,779.60/1,010,669.40 = 483,838.65/x
  3. Step 3: Cross multiply
    673,779.60x = 1,010,669.40 × 483,838.65
  4. Step 4: Simplify right side
    673,779.60x = 489,000,918,092.31
  5. Step 5: Solve for x
    x = 489,000,918,092.31/673,779.60
  6. Step 6: Final answer
    x = 725,757.98

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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.