Home / 528,105.04-790,845.24-369,591.76

Finding the Fourth Proportional to 528,105.04, 790,845.24 and 369,591.76

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Solution

The fourth proportional to 528,105.04, 790,845.24 and 369,591.76 is: 553,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,105.04 : 790,845.24 = 369,591.76 : x
  2. Step 2: Convert to fraction form
    528,105.04/790,845.24 = 369,591.76/x
  3. Step 3: Cross multiply
    528,105.04x = 790,845.24 × 369,591.76
  4. Step 4: Simplify right side
    528,105.04x = 292,289,884,139.22
  5. Step 5: Solve for x
    x = 292,289,884,139.22/528,105.04
  6. Step 6: Final answer
    x = 553,469.22

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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.