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Finding the Fourth Proportional to 669,797.37, 924,316.70 and 363,871.35

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Solution

The fourth proportional to 669,797.37, 924,316.70 and 363,871.35 is: 502,140.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,797.37 : 924,316.70 = 363,871.35 : x
  2. Step 2: Convert to fraction form
    669,797.37/924,316.70 = 363,871.35/x
  3. Step 3: Cross multiply
    669,797.37x = 924,316.70 × 363,871.35
  4. Step 4: Simplify right side
    669,797.37x = 336,332,363,637.19
  5. Step 5: Solve for x
    x = 336,332,363,637.19/669,797.37
  6. Step 6: Final answer
    x = 502,140.47

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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.