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Finding the Fourth Proportional to 560,652.84, 773,717.54 and 306,020.52

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Solution

The fourth proportional to 560,652.84, 773,717.54 and 306,020.52 is: 422,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,652.84 : 773,717.54 = 306,020.52 : x
  2. Step 2: Convert to fraction form
    560,652.84/773,717.54 = 306,020.52/x
  3. Step 3: Cross multiply
    560,652.84x = 773,717.54 × 306,020.52
  4. Step 4: Simplify right side
    560,652.84x = 236,773,443,923.92
  5. Step 5: Solve for x
    x = 236,773,443,923.92/560,652.84
  6. Step 6: Final answer
    x = 422,317.39

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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.