Home / 519,424.15-779,037.81-182,385.58

Finding the Fourth Proportional to 519,424.15, 779,037.81 and 182,385.58

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Solution

The fourth proportional to 519,424.15, 779,037.81 and 182,385.58 is: 273,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,424.15 : 779,037.81 = 182,385.58 : x
  2. Step 2: Convert to fraction form
    519,424.15/779,037.81 = 182,385.58/x
  3. Step 3: Cross multiply
    519,424.15x = 779,037.81 × 182,385.58
  4. Step 4: Simplify right side
    519,424.15x = 142,085,262,818.78
  5. Step 5: Solve for x
    x = 142,085,262,818.78/519,424.15
  6. Step 6: Final answer
    x = 273,543.81

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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.