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Finding the Fourth Proportional to 346,805.82, 520,208.72 and 97,487.82

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Solution

The fourth proportional to 346,805.82, 520,208.72 and 97,487.82 is: 146,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,805.82 : 520,208.72 = 97,487.82 : x
  2. Step 2: Convert to fraction form
    346,805.82/520,208.72 = 97,487.82/x
  3. Step 3: Cross multiply
    346,805.82x = 520,208.72 × 97,487.82
  4. Step 4: Simplify right side
    346,805.82x = 50,714,014,057.79
  5. Step 5: Solve for x
    x = 50,714,014,057.79/346,805.82
  6. Step 6: Final answer
    x = 146,231.73

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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.