Home / 669,638.16-924,107.04-367,832.16

Finding the Fourth Proportional to 669,638.16, 924,107.04 and 367,832.16

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Solution

The fourth proportional to 669,638.16, 924,107.04 and 367,832.16 is: 507,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,638.16 : 924,107.04 = 367,832.16 : x
  2. Step 2: Convert to fraction form
    669,638.16/924,107.04 = 367,832.16/x
  3. Step 3: Cross multiply
    669,638.16x = 924,107.04 × 367,832.16
  4. Step 4: Simplify right side
    669,638.16x = 339,916,288,594.41
  5. Step 5: Solve for x
    x = 339,916,288,594.41/669,638.16
  6. Step 6: Final answer
    x = 507,611.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.