Home / 346,320.56-519,475.98-109,663.17

Finding the Fourth Proportional to 346,320.56, 519,475.98 and 109,663.17

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Solution

The fourth proportional to 346,320.56, 519,475.98 and 109,663.17 is: 164,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,320.56 : 519,475.98 = 109,663.17 : x
  2. Step 2: Convert to fraction form
    346,320.56/519,475.98 = 109,663.17/x
  3. Step 3: Cross multiply
    346,320.56x = 519,475.98 × 109,663.17
  4. Step 4: Simplify right side
    346,320.56x = 56,967,381,168.86
  5. Step 5: Solve for x
    x = 56,967,381,168.86/346,320.56
  6. Step 6: Final answer
    x = 164,493.21

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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.