Home / 844,117.49-1,164,564.10-553,889.09

Finding the Fourth Proportional to 844,117.49, 1,164,564.10 and 553,889.09

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Solution

The fourth proportional to 844,117.49, 1,164,564.10 and 553,889.09 is: 764,158.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,117.49 : 1,164,564.10 = 553,889.09 : x
  2. Step 2: Convert to fraction form
    844,117.49/1,164,564.10 = 553,889.09/x
  3. Step 3: Cross multiply
    844,117.49x = 1,164,564.10 × 553,889.09
  4. Step 4: Simplify right side
    844,117.49x = 645,039,349,595.67
  5. Step 5: Solve for x
    x = 645,039,349,595.67/844,117.49
  6. Step 6: Final answer
    x = 764,158.26

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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.