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Finding the Fourth Proportional to 532,883.45, 735,384.33 and 291,166.02

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Solution

The fourth proportional to 532,883.45, 735,384.33 and 291,166.02 is: 401,811.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,883.45 : 735,384.33 = 291,166.02 : x
  2. Step 2: Convert to fraction form
    532,883.45/735,384.33 = 291,166.02/x
  3. Step 3: Cross multiply
    532,883.45x = 735,384.33 × 291,166.02
  4. Step 4: Simplify right side
    532,883.45x = 214,118,928,536.47
  5. Step 5: Solve for x
    x = 214,118,928,536.47/532,883.45
  6. Step 6: Final answer
    x = 401,811.93

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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.