Home / 797,420.10-1,100,466.30-434,863.80

Finding the Fourth Proportional to 797,420.10, 1,100,466.30 and 434,863.80

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Solution

The fourth proportional to 797,420.10, 1,100,466.30 and 434,863.80 is: 600,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,420.10 : 1,100,466.30 = 434,863.80 : x
  2. Step 2: Convert to fraction form
    797,420.10/1,100,466.30 = 434,863.80/x
  3. Step 3: Cross multiply
    797,420.10x = 1,100,466.30 × 434,863.80
  4. Step 4: Simplify right side
    797,420.10x = 478,552,956,989.94
  5. Step 5: Solve for x
    x = 478,552,956,989.94/797,420.10
  6. Step 6: Final answer
    x = 600,126.53

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1.5x scale

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.