Home / 370,853.15-556,279.73-366,916.55

Finding the Fourth Proportional to 370,853.15, 556,279.73 and 366,916.55

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Solution

The fourth proportional to 370,853.15, 556,279.73 and 366,916.55 is: 550,374.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,853.15 : 556,279.73 = 366,916.55 : x
  2. Step 2: Convert to fraction form
    370,853.15/556,279.73 = 366,916.55/x
  3. Step 3: Cross multiply
    370,853.15x = 556,279.73 × 366,916.55
  4. Step 4: Simplify right side
    370,853.15x = 204,108,239,366.53
  5. Step 5: Solve for x
    x = 204,108,239,366.53/370,853.15
  6. Step 6: Final answer
    x = 550,374.83

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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.