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Finding the Fourth Proportional to 244,907.45, 366,869.10 and 139,603.40

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Solution

The fourth proportional to 244,907.45, 366,869.10 and 139,603.40 is: 209,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,907.45 : 366,869.10 = 139,603.40 : x
  2. Step 2: Convert to fraction form
    244,907.45/366,869.10 = 139,603.40/x
  3. Step 3: Cross multiply
    244,907.45x = 366,869.10 × 139,603.40
  4. Step 4: Simplify right side
    244,907.45x = 51,216,173,714.94
  5. Step 5: Solve for x
    x = 51,216,173,714.94/244,907.45
  6. Step 6: Final answer
    x = 209,124.60

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1.5x scale

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.