Home / 824,487.66-1,237,409.73-351,706.86

Finding the Fourth Proportional to 824,487.66, 1,237,409.73 and 351,706.86

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Solution

The fourth proportional to 824,487.66, 1,237,409.73 and 351,706.86 is: 527,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,487.66 : 1,237,409.73 = 351,706.86 : x
  2. Step 2: Convert to fraction form
    824,487.66/1,237,409.73 = 351,706.86/x
  3. Step 3: Cross multiply
    824,487.66x = 1,237,409.73 × 351,706.86
  4. Step 4: Simplify right side
    824,487.66x = 435,205,490,671.75
  5. Step 5: Solve for x
    x = 435,205,490,671.75/824,487.66
  6. Step 6: Final answer
    x = 527,849.61

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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.