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Finding the Fourth Proportional to 616,265.90, 925,090.05 and 367,088.30

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Solution

The fourth proportional to 616,265.90, 925,090.05 and 367,088.30 is: 551,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,265.90 : 925,090.05 = 367,088.30 : x
  2. Step 2: Convert to fraction form
    616,265.90/925,090.05 = 367,088.30/x
  3. Step 3: Cross multiply
    616,265.90x = 925,090.05 × 367,088.30
  4. Step 4: Simplify right side
    616,265.90x = 339,589,733,801.42
  5. Step 5: Solve for x
    x = 339,589,733,801.42/616,265.90
  6. Step 6: Final answer
    x = 551,044.17

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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.