Home / 602,810.77-832,569.27-396,999.18

Finding the Fourth Proportional to 602,810.77, 832,569.27 and 396,999.18

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Solution

The fourth proportional to 602,810.77, 832,569.27 and 396,999.18 is: 548,313.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,810.77 : 832,569.27 = 396,999.18 : x
  2. Step 2: Convert to fraction form
    602,810.77/832,569.27 = 396,999.18/x
  3. Step 3: Cross multiply
    602,810.77x = 832,569.27 × 396,999.18
  4. Step 4: Simplify right side
    602,810.77x = 330,529,318,227.57
  5. Step 5: Solve for x
    x = 330,529,318,227.57/602,810.77
  6. Step 6: Final answer
    x = 548,313.56

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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.