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Finding the Fourth Proportional to 564,757.59, 779,381.42 and 335,258.67

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Solution

The fourth proportional to 564,757.59, 779,381.42 and 335,258.67 is: 462,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,757.59 : 779,381.42 = 335,258.67 : x
  2. Step 2: Convert to fraction form
    564,757.59/779,381.42 = 335,258.67/x
  3. Step 3: Cross multiply
    564,757.59x = 779,381.42 × 335,258.67
  4. Step 4: Simplify right side
    564,757.59x = 261,294,376,615.62
  5. Step 5: Solve for x
    x = 261,294,376,615.62/564,757.59
  6. Step 6: Final answer
    x = 462,666.43

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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.