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Finding the Fourth Proportional to 532,873.36, 735,329.88 and 303,454

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Solution

The fourth proportional to 532,873.36, 735,329.88 and 303,454 is: 418,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,873.36 : 735,329.88 = 303,454 : x
  2. Step 2: Convert to fraction form
    532,873.36/735,329.88 = 303,454/x
  3. Step 3: Cross multiply
    532,873.36x = 735,329.88 × 303,454
  4. Step 4: Simplify right side
    532,873.36x = 223,138,793,405.52
  5. Step 5: Solve for x
    x = 223,138,793,405.52/532,873.36
  6. Step 6: Final answer
    x = 418,746.39

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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.