Home / 461,823.35-637,756.37-436,663.28

Finding the Fourth Proportional to 461,823.35, 637,756.37 and 436,663.28

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Solution

The fourth proportional to 461,823.35, 637,756.37 and 436,663.28 is: 603,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,823.35 : 637,756.37 = 436,663.28 : x
  2. Step 2: Convert to fraction form
    461,823.35/637,756.37 = 436,663.28/x
  3. Step 3: Cross multiply
    461,823.35x = 637,756.37 × 436,663.28
  4. Step 4: Simplify right side
    461,823.35x = 278,484,786,181.78
  5. Step 5: Solve for x
    x = 278,484,786,181.78/461,823.35
  6. Step 6: Final answer
    x = 603,011.49

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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.