Home / 588,948.86-883,685.73-308,400.50

Finding the Fourth Proportional to 588,948.86, 883,685.73 and 308,400.50

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Solution

The fourth proportional to 588,948.86, 883,685.73 and 308,400.50 is: 462,738.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,948.86 : 883,685.73 = 308,400.50 : x
  2. Step 2: Convert to fraction form
    588,948.86/883,685.73 = 308,400.50/x
  3. Step 3: Cross multiply
    588,948.86x = 883,685.73 × 308,400.50
  4. Step 4: Simplify right side
    588,948.86x = 272,529,120,974.87
  5. Step 5: Solve for x
    x = 272,529,120,974.87/588,948.86
  6. Step 6: Final answer
    x = 462,738.18

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1.5x scale

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.