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Finding the Fourth Proportional to 349,391.64, 524,097.69 and 96,674.18

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Solution

The fourth proportional to 349,391.64, 524,097.69 and 96,674.18 is: 145,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,391.64 : 524,097.69 = 96,674.18 : x
  2. Step 2: Convert to fraction form
    349,391.64/524,097.69 = 96,674.18/x
  3. Step 3: Cross multiply
    349,391.64x = 524,097.69 × 96,674.18
  4. Step 4: Simplify right side
    349,391.64x = 50,666,711,800.16
  5. Step 5: Solve for x
    x = 50,666,711,800.16/349,391.64
  6. Step 6: Final answer
    x = 145,014.09

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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.