Home / 823,929.70-1,234,512.15-402,297.70

Finding the Fourth Proportional to 823,929.70, 1,234,512.15 and 402,297.70

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Solution

The fourth proportional to 823,929.70, 1,234,512.15 and 402,297.70 is: 602,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,929.70 : 1,234,512.15 = 402,297.70 : x
  2. Step 2: Convert to fraction form
    823,929.70/1,234,512.15 = 402,297.70/x
  3. Step 3: Cross multiply
    823,929.70x = 1,234,512.15 × 402,297.70
  4. Step 4: Simplify right side
    823,929.70x = 496,641,398,567.06
  5. Step 5: Solve for x
    x = 496,641,398,567.06/823,929.70
  6. Step 6: Final answer
    x = 602,771.57

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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.