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Finding the Fourth Proportional to 650,802.65, 898,100.80 and 364,325.09

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Solution

The fourth proportional to 650,802.65, 898,100.80 and 364,325.09 is: 502,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,802.65 : 898,100.80 = 364,325.09 : x
  2. Step 2: Convert to fraction form
    650,802.65/898,100.80 = 364,325.09/x
  3. Step 3: Cross multiply
    650,802.65x = 898,100.80 × 364,325.09
  4. Step 4: Simplify right side
    650,802.65x = 327,200,649,387.76
  5. Step 5: Solve for x
    x = 327,200,649,387.76/650,802.65
  6. Step 6: Final answer
    x = 502,764.78

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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.