Home / 976,731.17-1,465,336.51-788,893.79

Finding the Fourth Proportional to 976,731.17, 1,465,336.51 and 788,893.79

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Solution

The fourth proportional to 976,731.17, 1,465,336.51 and 788,893.79 is: 1,183,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,731.17 : 1,465,336.51 = 788,893.79 : x
  2. Step 2: Convert to fraction form
    976,731.17/1,465,336.51 = 788,893.79/x
  3. Step 3: Cross multiply
    976,731.17x = 1,465,336.51 × 788,893.79
  4. Step 4: Simplify right side
    976,731.17x = 1,155,994,863,700.36
  5. Step 5: Solve for x
    x = 1,155,994,863,700.36/976,731.17
  6. Step 6: Final answer
    x = 1,183,534.33

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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.