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Finding the Fourth Proportional to 532,804.58, 735,480.72 and 328,937.92

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Solution

The fourth proportional to 532,804.58, 735,480.72 and 328,937.92 is: 454,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,804.58 : 735,480.72 = 328,937.92 : x
  2. Step 2: Convert to fraction form
    532,804.58/735,480.72 = 328,937.92/x
  3. Step 3: Cross multiply
    532,804.58x = 735,480.72 × 328,937.92
  4. Step 4: Simplify right side
    532,804.58x = 241,927,498,236.90
  5. Step 5: Solve for x
    x = 241,927,498,236.90/532,804.58
  6. Step 6: Final answer
    x = 454,064.22

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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.