Home / 821,483.01-1,133,606.07-458,834.67

Finding the Fourth Proportional to 821,483.01, 1,133,606.07 and 458,834.67

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Solution

The fourth proportional to 821,483.01, 1,133,606.07 and 458,834.67 is: 633,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,483.01 : 1,133,606.07 = 458,834.67 : x
  2. Step 2: Convert to fraction form
    821,483.01/1,133,606.07 = 458,834.67/x
  3. Step 3: Cross multiply
    821,483.01x = 1,133,606.07 × 458,834.67
  4. Step 4: Simplify right side
    821,483.01x = 520,137,767,038.45
  5. Step 5: Solve for x
    x = 520,137,767,038.45/821,483.01
  6. Step 6: Final answer
    x = 633,169.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.