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Finding the Fourth Proportional to 590,963.90, 886,445.85 and 367,015.10

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Solution

The fourth proportional to 590,963.90, 886,445.85 and 367,015.10 is: 550,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,963.90 : 886,445.85 = 367,015.10 : x
  2. Step 2: Convert to fraction form
    590,963.90/886,445.85 = 367,015.10/x
  3. Step 3: Cross multiply
    590,963.90x = 886,445.85 × 367,015.10
  4. Step 4: Simplify right side
    590,963.90x = 325,339,012,282.34
  5. Step 5: Solve for x
    x = 325,339,012,282.34/590,963.90
  6. Step 6: Final answer
    x = 550,522.65

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Double scale
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Similar ratio
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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.