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Finding the Fourth Proportional to 455,617.60, 683,426.40 and 367,044.10

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Solution

The fourth proportional to 455,617.60, 683,426.40 and 367,044.10 is: 550,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,617.60 : 683,426.40 = 367,044.10 : x
  2. Step 2: Convert to fraction form
    455,617.60/683,426.40 = 367,044.10/x
  3. Step 3: Cross multiply
    455,617.60x = 683,426.40 × 367,044.10
  4. Step 4: Simplify right side
    455,617.60x = 250,847,627,904.24
  5. Step 5: Solve for x
    x = 250,847,627,904.24/455,617.60
  6. Step 6: Final answer
    x = 550,566.15

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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.