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Finding the Fourth Proportional to 580,307.02, 870,063.49 and 295,446.35

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Solution

The fourth proportional to 580,307.02, 870,063.49 and 295,446.35 is: 442,967.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,307.02 : 870,063.49 = 295,446.35 : x
  2. Step 2: Convert to fraction form
    580,307.02/870,063.49 = 295,446.35/x
  3. Step 3: Cross multiply
    580,307.02x = 870,063.49 × 295,446.35
  4. Step 4: Simplify right side
    580,307.02x = 257,057,084,933.23
  5. Step 5: Solve for x
    x = 257,057,084,933.23/580,307.02
  6. Step 6: Final answer
    x = 442,967.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.