Home / 460,041.09-634,812.17-339,247.41

Finding the Fourth Proportional to 460,041.09, 634,812.17 and 339,247.41

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Solution

The fourth proportional to 460,041.09, 634,812.17 and 339,247.41 is: 468,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,041.09 : 634,812.17 = 339,247.41 : x
  2. Step 2: Convert to fraction form
    460,041.09/634,812.17 = 339,247.41/x
  3. Step 3: Cross multiply
    460,041.09x = 634,812.17 × 339,247.41
  4. Step 4: Simplify right side
    460,041.09x = 215,358,379,638.68
  5. Step 5: Solve for x
    x = 215,358,379,638.68/460,041.09
  6. Step 6: Final answer
    x = 468,128.58

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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.