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Finding the Fourth Proportional to 360,866.58, 497,940.41 and 207,874.90

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Solution

The fourth proportional to 360,866.58, 497,940.41 and 207,874.90 is: 286,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,866.58 : 497,940.41 = 207,874.90 : x
  2. Step 2: Convert to fraction form
    360,866.58/497,940.41 = 207,874.90/x
  3. Step 3: Cross multiply
    360,866.58x = 497,940.41 × 207,874.90
  4. Step 4: Simplify right side
    360,866.58x = 103,509,310,445.01
  5. Step 5: Solve for x
    x = 103,509,310,445.01/360,866.58
  6. Step 6: Final answer
    x = 286,835.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.