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Finding the Fourth Proportional to 669,946.64, 924,530.04 and 364,025.42

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Solution

The fourth proportional to 669,946.64, 924,530.04 and 364,025.42 is: 502,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,946.64 : 924,530.04 = 364,025.42 : x
  2. Step 2: Convert to fraction form
    669,946.64/924,530.04 = 364,025.42/x
  3. Step 3: Cross multiply
    669,946.64x = 924,530.04 × 364,025.42
  4. Step 4: Simplify right side
    669,946.64x = 336,552,436,113.62
  5. Step 5: Solve for x
    x = 336,552,436,113.62/669,946.64
  6. Step 6: Final answer
    x = 502,357.08

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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.