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Finding the Fourth Proportional to 669,651.16, 924,124.98 and 367,845.16

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Solution

The fourth proportional to 669,651.16, 924,124.98 and 367,845.16 is: 507,629.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,651.16 : 924,124.98 = 367,845.16 : x
  2. Step 2: Convert to fraction form
    669,651.16/924,124.98 = 367,845.16/x
  3. Step 3: Cross multiply
    669,651.16x = 924,124.98 × 367,845.16
  4. Step 4: Simplify right side
    669,651.16x = 339,934,901,128.10
  5. Step 5: Solve for x
    x = 339,934,901,128.10/669,651.16
  6. Step 6: Final answer
    x = 507,629.82

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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.