Home / 589,574.54-813,513.25-331,417.13

Finding the Fourth Proportional to 589,574.54, 813,513.25 and 331,417.13

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Solution

The fourth proportional to 589,574.54, 813,513.25 and 331,417.13 is: 457,299.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,574.54 : 813,513.25 = 331,417.13 : x
  2. Step 2: Convert to fraction form
    589,574.54/813,513.25 = 331,417.13/x
  3. Step 3: Cross multiply
    589,574.54x = 813,513.25 × 331,417.13
  4. Step 4: Simplify right side
    589,574.54x = 269,612,224,615.81
  5. Step 5: Solve for x
    x = 269,612,224,615.81/589,574.54
  6. Step 6: Final answer
    x = 457,299.64

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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.