Home / 460,050.47-634,825.10-339,256.79

Finding the Fourth Proportional to 460,050.47, 634,825.10 and 339,256.79

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Solution

The fourth proportional to 460,050.47, 634,825.10 and 339,256.79 is: 468,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,050.47 : 634,825.10 = 339,256.79 : x
  2. Step 2: Convert to fraction form
    460,050.47/634,825.10 = 339,256.79/x
  3. Step 3: Cross multiply
    460,050.47x = 634,825.10 × 339,256.79
  4. Step 4: Simplify right side
    460,050.47x = 215,368,720,767.02
  5. Step 5: Solve for x
    x = 215,368,720,767.02/460,050.47
  6. Step 6: Final answer
    x = 468,141.51

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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.