Home / 475,318.18-655,927.77-260,447.86

Finding the Fourth Proportional to 475,318.18, 655,927.77 and 260,447.86

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Solution

The fourth proportional to 475,318.18, 655,927.77 and 260,447.86 is: 359,411.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,318.18 : 655,927.77 = 260,447.86 : x
  2. Step 2: Convert to fraction form
    475,318.18/655,927.77 = 260,447.86/x
  3. Step 3: Cross multiply
    475,318.18x = 655,927.77 × 260,447.86
  4. Step 4: Simplify right side
    475,318.18x = 170,834,984,011.07
  5. Step 5: Solve for x
    x = 170,834,984,011.07/475,318.18
  6. Step 6: Final answer
    x = 359,411.84

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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.