Home / 823,934.20-1,234,518.90-402,302.20

Finding the Fourth Proportional to 823,934.20, 1,234,518.90 and 402,302.20

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Solution

The fourth proportional to 823,934.20, 1,234,518.90 and 402,302.20 is: 602,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,934.20 : 1,234,518.90 = 402,302.20 : x
  2. Step 2: Convert to fraction form
    823,934.20/1,234,518.90 = 402,302.20/x
  3. Step 3: Cross multiply
    823,934.20x = 1,234,518.90 × 402,302.20
  4. Step 4: Simplify right side
    823,934.20x = 496,649,669,411.58
  5. Step 5: Solve for x
    x = 496,649,669,411.58/823,934.20
  6. Step 6: Final answer
    x = 602,778.32

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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.