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Finding the Fourth Proportional to 242,891.30, 365,114.55 and 173,252.90

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Solution

The fourth proportional to 242,891.30, 365,114.55 and 173,252.90 is: 260,434.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,891.30 : 365,114.55 = 173,252.90 : x
  2. Step 2: Convert to fraction form
    242,891.30/365,114.55 = 173,252.90/x
  3. Step 3: Cross multiply
    242,891.30x = 365,114.55 × 173,252.90
  4. Step 4: Simplify right side
    242,891.30x = 63,257,154,619.70
  5. Step 5: Solve for x
    x = 63,257,154,619.70/242,891.30
  6. Step 6: Final answer
    x = 260,434.01

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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.