Home / 556,867.38-835,167.16-257,059.95

Finding the Fourth Proportional to 556,867.38, 835,167.16 and 257,059.95

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Solution

The fourth proportional to 556,867.38, 835,167.16 and 257,059.95 is: 385,528.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,867.38 : 835,167.16 = 257,059.95 : x
  2. Step 2: Convert to fraction form
    556,867.38/835,167.16 = 257,059.95/x
  3. Step 3: Cross multiply
    556,867.38x = 835,167.16 × 257,059.95
  4. Step 4: Simplify right side
    556,867.38x = 214,688,028,712.57
  5. Step 5: Solve for x
    x = 214,688,028,712.57/556,867.38
  6. Step 6: Final answer
    x = 385,528.11

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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.