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Finding the Fourth Proportional to 675,994.79, 932,872.75 and 370,070.22

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Solution

The fourth proportional to 675,994.79, 932,872.75 and 370,070.22 is: 510,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,994.79 : 932,872.75 = 370,070.22 : x
  2. Step 2: Convert to fraction form
    675,994.79/932,872.75 = 370,070.22/x
  3. Step 3: Cross multiply
    675,994.79x = 932,872.75 × 370,070.22
  4. Step 4: Simplify right side
    675,994.79x = 345,228,421,150.19
  5. Step 5: Solve for x
    x = 345,228,421,150.19/675,994.79
  6. Step 6: Final answer
    x = 510,696.87

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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.