Home / 874,497.47-1,310,065.85-536,553.11

Finding the Fourth Proportional to 874,497.47, 1,310,065.85 and 536,553.11

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Solution

The fourth proportional to 874,497.47, 1,310,065.85 and 536,553.11 is: 803,798.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,497.47 : 1,310,065.85 = 536,553.11 : x
  2. Step 2: Convert to fraction form
    874,497.47/1,310,065.85 = 536,553.11/x
  3. Step 3: Cross multiply
    874,497.47x = 1,310,065.85 × 536,553.11
  4. Step 4: Simplify right side
    874,497.47x = 702,919,910,738.84
  5. Step 5: Solve for x
    x = 702,919,910,738.84/874,497.47
  6. Step 6: Final answer
    x = 803,798.68

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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.