Home / 346,529.45-478,226.54-191,502.53

Finding the Fourth Proportional to 346,529.45, 478,226.54 and 191,502.53

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Solution

The fourth proportional to 346,529.45, 478,226.54 and 191,502.53 is: 264,282.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,529.45 : 478,226.54 = 191,502.53 : x
  2. Step 2: Convert to fraction form
    346,529.45/478,226.54 = 191,502.53/x
  3. Step 3: Cross multiply
    346,529.45x = 478,226.54 × 191,502.53
  4. Step 4: Simplify right side
    346,529.45x = 91,581,593,997.47
  5. Step 5: Solve for x
    x = 91,581,593,997.47/346,529.45
  6. Step 6: Final answer
    x = 264,282.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.