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Finding the Fourth Proportional to 340,350.42, 510,586.41 and 115,699.04

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Solution

The fourth proportional to 340,350.42, 510,586.41 and 115,699.04 is: 173,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,350.42 : 510,586.41 = 115,699.04 : x
  2. Step 2: Convert to fraction form
    340,350.42/510,586.41 = 115,699.04/x
  3. Step 3: Cross multiply
    340,350.42x = 510,586.41 × 115,699.04
  4. Step 4: Simplify right side
    340,350.42x = 59,074,354,921.11
  5. Step 5: Solve for x
    x = 59,074,354,921.11/340,350.42
  6. Step 6: Final answer
    x = 173,569.21

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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.