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Finding the Fourth Proportional to 533,424.60, 735,983.64 and 326,802.96

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Solution

The fourth proportional to 533,424.60, 735,983.64 and 326,802.96 is: 450,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,424.60 : 735,983.64 = 326,802.96 : x
  2. Step 2: Convert to fraction form
    533,424.60/735,983.64 = 326,802.96/x
  3. Step 3: Cross multiply
    533,424.60x = 735,983.64 × 326,802.96
  4. Step 4: Simplify right side
    533,424.60x = 240,521,632,063.57
  5. Step 5: Solve for x
    x = 240,521,632,063.57/533,424.60
  6. Step 6: Final answer
    x = 450,900.90

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1.5x scale

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.