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Finding the Fourth Proportional to 532,951.35, 735,514.80 and 303,518.34

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Solution

The fourth proportional to 532,951.35, 735,514.80 and 303,518.34 is: 418,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,951.35 : 735,514.80 = 303,518.34 : x
  2. Step 2: Convert to fraction form
    532,951.35/735,514.80 = 303,518.34/x
  3. Step 3: Cross multiply
    532,951.35x = 735,514.80 × 303,518.34
  4. Step 4: Simplify right side
    532,951.35x = 223,242,231,141.43
  5. Step 5: Solve for x
    x = 223,242,231,141.43/532,951.35
  6. Step 6: Final answer
    x = 418,879.19

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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.