Home / 673,460.40-1,010,579.40-252,778.80

Finding the Fourth Proportional to 673,460.40, 1,010,579.40 and 252,778.80

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Solution

The fourth proportional to 673,460.40, 1,010,579.40 and 252,778.80 is: 379,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,460.40 : 1,010,579.40 = 252,778.80 : x
  2. Step 2: Convert to fraction form
    673,460.40/1,010,579.40 = 252,778.80/x
  3. Step 3: Cross multiply
    673,460.40x = 1,010,579.40 × 252,778.80
  4. Step 4: Simplify right side
    673,460.40x = 255,453,048,036.72
  5. Step 5: Solve for x
    x = 255,453,048,036.72/673,460.40
  6. Step 6: Final answer
    x = 379,314.13

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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.