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Finding the Fourth Proportional to 799,730.52, 1,103,628 and 437,155.80

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Solution

The fourth proportional to 799,730.52, 1,103,628 and 437,155.80 is: 603,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,730.52 : 1,103,628 = 437,155.80 : x
  2. Step 2: Convert to fraction form
    799,730.52/1,103,628 = 437,155.80/x
  3. Step 3: Cross multiply
    799,730.52x = 1,103,628 × 437,155.80
  4. Step 4: Simplify right side
    799,730.52x = 482,457,381,242.40
  5. Step 5: Solve for x
    x = 482,457,381,242.40/799,730.52
  6. Step 6: Final answer
    x = 603,274.94

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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.