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Finding the Fourth Proportional to 346,953.59, 519,622.01 and 337,376.57

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Solution

The fourth proportional to 346,953.59, 519,622.01 and 337,376.57 is: 505,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,953.59 : 519,622.01 = 337,376.57 : x
  2. Step 2: Convert to fraction form
    346,953.59/519,622.01 = 337,376.57/x
  3. Step 3: Cross multiply
    346,953.59x = 519,622.01 × 337,376.57
  4. Step 4: Simplify right side
    346,953.59x = 175,308,287,145.31
  5. Step 5: Solve for x
    x = 175,308,287,145.31/346,953.59
  6. Step 6: Final answer
    x = 505,278.79

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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.