Home / 673,814.10-1,010,721.15-496,667.10

Finding the Fourth Proportional to 673,814.10, 1,010,721.15 and 496,667.10

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Solution

The fourth proportional to 673,814.10, 1,010,721.15 and 496,667.10 is: 745,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,814.10 : 1,010,721.15 = 496,667.10 : x
  2. Step 2: Convert to fraction form
    673,814.10/1,010,721.15 = 496,667.10/x
  3. Step 3: Cross multiply
    673,814.10x = 1,010,721.15 × 496,667.10
  4. Step 4: Simplify right side
    673,814.10x = 501,991,942,479.17
  5. Step 5: Solve for x
    x = 501,991,942,479.17/673,814.10
  6. Step 6: Final answer
    x = 745,000.65

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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.