Home / 477,029.44-715,369.20-139,983.58

Finding the Fourth Proportional to 477,029.44, 715,369.20 and 139,983.58

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Solution

The fourth proportional to 477,029.44, 715,369.20 and 139,983.58 is: 209,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,029.44 : 715,369.20 = 139,983.58 : x
  2. Step 2: Convert to fraction form
    477,029.44/715,369.20 = 139,983.58/x
  3. Step 3: Cross multiply
    477,029.44x = 715,369.20 × 139,983.58
  4. Step 4: Simplify right side
    477,029.44x = 100,139,941,637.74
  5. Step 5: Solve for x
    x = 100,139,941,637.74/477,029.44
  6. Step 6: Final answer
    x = 209,924.03

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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.