Home / 541,688.86-747,529.95-299,971.15

Finding the Fourth Proportional to 541,688.86, 747,529.95 and 299,971.15

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Solution

The fourth proportional to 541,688.86, 747,529.95 and 299,971.15 is: 413,959.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,688.86 : 747,529.95 = 299,971.15 : x
  2. Step 2: Convert to fraction form
    541,688.86/747,529.95 = 299,971.15/x
  3. Step 3: Cross multiply
    541,688.86x = 747,529.95 × 299,971.15
  4. Step 4: Simplify right side
    541,688.86x = 224,237,418,760.94
  5. Step 5: Solve for x
    x = 224,237,418,760.94/541,688.86
  6. Step 6: Final answer
    x = 413,959.81

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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.