Home / 264,869.20-396,647.70-169,953.40

Finding the Fourth Proportional to 264,869.20, 396,647.70 and 169,953.40

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Solution

The fourth proportional to 264,869.20, 396,647.70 and 169,953.40 is: 254,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,869.20 : 396,647.70 = 169,953.40 : x
  2. Step 2: Convert to fraction form
    264,869.20/396,647.70 = 169,953.40/x
  3. Step 3: Cross multiply
    264,869.20x = 396,647.70 × 169,953.40
  4. Step 4: Simplify right side
    264,869.20x = 67,411,625,217.18
  5. Step 5: Solve for x
    x = 67,411,625,217.18/264,869.20
  6. Step 6: Final answer
    x = 254,509.11

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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.