Home / 631,161.11-947,211.89-463,115.67

Finding the Fourth Proportional to 631,161.11, 947,211.89 and 463,115.67

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Solution

The fourth proportional to 631,161.11, 947,211.89 and 463,115.67 is: 695,018.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,161.11 : 947,211.89 = 463,115.67 : x
  2. Step 2: Convert to fraction form
    631,161.11/947,211.89 = 463,115.67/x
  3. Step 3: Cross multiply
    631,161.11x = 947,211.89 × 463,115.67
  4. Step 4: Simplify right side
    631,161.11x = 438,668,666,753.74
  5. Step 5: Solve for x
    x = 438,668,666,753.74/631,161.11
  6. Step 6: Final answer
    x = 695,018.54

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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.