Home / 1,377,178.63-2,065,603.38-366,374.50

Finding the Fourth Proportional to 1,377,178.63, 2,065,603.38 and 366,374.50

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Solution

The fourth proportional to 1,377,178.63, 2,065,603.38 and 366,374.50 is: 549,517.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,178.63 : 2,065,603.38 = 366,374.50 : x
  2. Step 2: Convert to fraction form
    1,377,178.63/2,065,603.38 = 366,374.50/x
  3. Step 3: Cross multiply
    1,377,178.63x = 2,065,603.38 × 366,374.50
  4. Step 4: Simplify right side
    1,377,178.63x = 756,784,405,545.81
  5. Step 5: Solve for x
    x = 756,784,405,545.81/1,377,178.63
  6. Step 6: Final answer
    x = 549,517.97

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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.