Home / 289,348.04-433,880.04-120,817.82

Finding the Fourth Proportional to 289,348.04, 433,880.04 and 120,817.82

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Solution

The fourth proportional to 289,348.04, 433,880.04 and 120,817.82 is: 181,167.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,348.04 : 433,880.04 = 120,817.82 : x
  2. Step 2: Convert to fraction form
    289,348.04/433,880.04 = 120,817.82/x
  3. Step 3: Cross multiply
    289,348.04x = 433,880.04 × 120,817.82
  4. Step 4: Simplify right side
    289,348.04x = 52,420,440,574.31
  5. Step 5: Solve for x
    x = 52,420,440,574.31/289,348.04
  6. Step 6: Final answer
    x = 181,167.43

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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.