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Finding the Fourth Proportional to 563,535.24, 777,758.28 and 348,744.48

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Solution

The fourth proportional to 563,535.24, 777,758.28 and 348,744.48 is: 481,316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,535.24 : 777,758.28 = 348,744.48 : x
  2. Step 2: Convert to fraction form
    563,535.24/777,758.28 = 348,744.48/x
  3. Step 3: Cross multiply
    563,535.24x = 777,758.28 × 348,744.48
  4. Step 4: Simplify right side
    563,535.24x = 271,238,906,924.29
  5. Step 5: Solve for x
    x = 271,238,906,924.29/563,535.24
  6. Step 6: Final answer
    x = 481,316.67

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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.