Home / 598,386.71-825,769.72-340,263.68

Finding the Fourth Proportional to 598,386.71, 825,769.72 and 340,263.68

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Solution

The fourth proportional to 598,386.71, 825,769.72 and 340,263.68 is: 469,561.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,386.71 : 825,769.72 = 340,263.68 : x
  2. Step 2: Convert to fraction form
    598,386.71/825,769.72 = 340,263.68/x
  3. Step 3: Cross multiply
    598,386.71x = 825,769.72 × 340,263.68
  4. Step 4: Simplify right side
    598,386.71x = 280,979,443,152.89
  5. Step 5: Solve for x
    x = 280,979,443,152.89/598,386.71
  6. Step 6: Final answer
    x = 469,561.64

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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.