Home / 673,499.40-1,010,249.10-646,927.35

Finding the Fourth Proportional to 673,499.40, 1,010,249.10 and 646,927.35

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Solution

The fourth proportional to 673,499.40, 1,010,249.10 and 646,927.35 is: 970,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,499.40 : 1,010,249.10 = 646,927.35 : x
  2. Step 2: Convert to fraction form
    673,499.40/1,010,249.10 = 646,927.35/x
  3. Step 3: Cross multiply
    673,499.40x = 1,010,249.10 × 646,927.35
  4. Step 4: Simplify right side
    673,499.40x = 653,557,773,102.89
  5. Step 5: Solve for x
    x = 653,557,773,102.89/673,499.40
  6. Step 6: Final answer
    x = 970,391.03

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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.