Home / 346,727.30-520,090.95-169,261.70

Finding the Fourth Proportional to 346,727.30, 520,090.95 and 169,261.70

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Solution

The fourth proportional to 346,727.30, 520,090.95 and 169,261.70 is: 253,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,727.30 : 520,090.95 = 169,261.70 : x
  2. Step 2: Convert to fraction form
    346,727.30/520,090.95 = 169,261.70/x
  3. Step 3: Cross multiply
    346,727.30x = 520,090.95 × 169,261.70
  4. Step 4: Simplify right side
    346,727.30x = 88,031,478,351.62
  5. Step 5: Solve for x
    x = 88,031,478,351.62/346,727.30
  6. Step 6: Final answer
    x = 253,892.55

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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.