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Finding the Fourth Proportional to 570,997.60, 788,363.76 and 510,375.04

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Solution

The fourth proportional to 570,997.60, 788,363.76 and 510,375.04 is: 704,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,997.60 : 788,363.76 = 510,375.04 : x
  2. Step 2: Convert to fraction form
    570,997.60/788,363.76 = 510,375.04/x
  3. Step 3: Cross multiply
    570,997.60x = 788,363.76 × 510,375.04
  4. Step 4: Simplify right side
    570,997.60x = 402,361,185,544.55
  5. Step 5: Solve for x
    x = 402,361,185,544.55/570,997.60
  6. Step 6: Final answer
    x = 704,663.53

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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.