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Finding the Fourth Proportional to 563,532.41, 777,754.47 and 348,741.65

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Solution

The fourth proportional to 563,532.41, 777,754.47 and 348,741.65 is: 481,312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,532.41 : 777,754.47 = 348,741.65 : x
  2. Step 2: Convert to fraction form
    563,532.41/777,754.47 = 348,741.65/x
  3. Step 3: Cross multiply
    563,532.41x = 777,754.47 × 348,741.65
  4. Step 4: Simplify right side
    563,532.41x = 271,235,377,162.68
  5. Step 5: Solve for x
    x = 271,235,377,162.68/563,532.41
  6. Step 6: Final answer
    x = 481,312.83

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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.