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Finding the Fourth Proportional to 571,035.60, 788,414.04 and 510,411.96

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Solution

The fourth proportional to 571,035.60, 788,414.04 and 510,411.96 is: 704,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,035.60 : 788,414.04 = 510,411.96 : x
  2. Step 2: Convert to fraction form
    571,035.60/788,414.04 = 510,411.96/x
  3. Step 3: Cross multiply
    571,035.60x = 788,414.04 × 510,411.96
  4. Step 4: Simplify right side
    571,035.60x = 402,415,955,447.92
  5. Step 5: Solve for x
    x = 402,415,955,447.92/571,035.60
  6. Step 6: Final answer
    x = 704,712.55

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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.