Home / 475,113.12-655,632.81-260,254.14

Finding the Fourth Proportional to 475,113.12, 655,632.81 and 260,254.14

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Solution

The fourth proportional to 475,113.12, 655,632.81 and 260,254.14 is: 359,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,113.12 : 655,632.81 = 260,254.14 : x
  2. Step 2: Convert to fraction form
    475,113.12/655,632.81 = 260,254.14/x
  3. Step 3: Cross multiply
    475,113.12x = 655,632.81 × 260,254.14
  4. Step 4: Simplify right side
    475,113.12x = 170,631,153,122.33
  5. Step 5: Solve for x
    x = 170,631,153,122.33/475,113.12
  6. Step 6: Final answer
    x = 359,137.95

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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.