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Finding the Fourth Proportional to 265,808.62, 397,018.55 and 240,469.24

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Solution

The fourth proportional to 265,808.62, 397,018.55 and 240,469.24 is: 359,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,808.62 : 397,018.55 = 240,469.24 : x
  2. Step 2: Convert to fraction form
    265,808.62/397,018.55 = 240,469.24/x
  3. Step 3: Cross multiply
    265,808.62x = 397,018.55 × 240,469.24
  4. Step 4: Simplify right side
    265,808.62x = 95,470,748,984.40
  5. Step 5: Solve for x
    x = 95,470,748,984.40/265,808.62
  6. Step 6: Final answer
    x = 359,171.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.