Home / 831,569.10-1,245,020.85-808,241.10

Finding the Fourth Proportional to 831,569.10, 1,245,020.85 and 808,241.10

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Solution

The fourth proportional to 831,569.10, 1,245,020.85 and 808,241.10 is: 1,210,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,569.10 : 1,245,020.85 = 808,241.10 : x
  2. Step 2: Convert to fraction form
    831,569.10/1,245,020.85 = 808,241.10/x
  3. Step 3: Cross multiply
    831,569.10x = 1,245,020.85 × 808,241.10
  4. Step 4: Simplify right side
    831,569.10x = 1,006,277,021,326.94
  5. Step 5: Solve for x
    x = 1,006,277,021,326.94/831,569.10
  6. Step 6: Final answer
    x = 1,210,094.29

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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.