Home / 806,269.84-1,112,660.72-462,098.31

Finding the Fourth Proportional to 806,269.84, 1,112,660.72 and 462,098.31

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Solution

The fourth proportional to 806,269.84, 1,112,660.72 and 462,098.31 is: 637,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,269.84 : 1,112,660.72 = 462,098.31 : x
  2. Step 2: Convert to fraction form
    806,269.84/1,112,660.72 = 462,098.31/x
  3. Step 3: Cross multiply
    806,269.84x = 1,112,660.72 × 462,098.31
  4. Step 4: Simplify right side
    806,269.84x = 514,158,638,315.38
  5. Step 5: Solve for x
    x = 514,158,638,315.38/806,269.84
  6. Step 6: Final answer
    x = 637,700.45

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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.