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Finding the Fourth Proportional to 650,368.80, 975,164.40 and 335,440.80

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Solution

The fourth proportional to 650,368.80, 975,164.40 and 335,440.80 is: 502,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,368.80 : 975,164.40 = 335,440.80 : x
  2. Step 2: Convert to fraction form
    650,368.80/975,164.40 = 335,440.80/x
  3. Step 3: Cross multiply
    650,368.80x = 975,164.40 × 335,440.80
  4. Step 4: Simplify right side
    650,368.80x = 327,109,926,467.52
  5. Step 5: Solve for x
    x = 327,109,926,467.52/650,368.80
  6. Step 6: Final answer
    x = 502,960.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.