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Finding the Fourth Proportional to 563,384.16, 844,507.62 and 353,169.72

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Solution

The fourth proportional to 563,384.16, 844,507.62 and 353,169.72 is: 529,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,384.16 : 844,507.62 = 353,169.72 : x
  2. Step 2: Convert to fraction form
    563,384.16/844,507.62 = 353,169.72/x
  3. Step 3: Cross multiply
    563,384.16x = 844,507.62 × 353,169.72
  4. Step 4: Simplify right side
    563,384.16x = 298,254,519,693.27
  5. Step 5: Solve for x
    x = 298,254,519,693.27/563,384.16
  6. Step 6: Final answer
    x = 529,398.13

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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.