Home / 1,156,812.03-1,735,199.48-315,363.78

Finding the Fourth Proportional to 1,156,812.03, 1,735,199.48 and 315,363.78

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Solution

The fourth proportional to 1,156,812.03, 1,735,199.48 and 315,363.78 is: 473,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,812.03 : 1,735,199.48 = 315,363.78 : x
  2. Step 2: Convert to fraction form
    1,156,812.03/1,735,199.48 = 315,363.78/x
  3. Step 3: Cross multiply
    1,156,812.03x = 1,735,199.48 × 315,363.78
  4. Step 4: Simplify right side
    1,156,812.03x = 547,219,067,855.24
  5. Step 5: Solve for x
    x = 547,219,067,855.24/1,156,812.03
  6. Step 6: Final answer
    x = 473,040.61

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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.