Home / 797,153.19-1,196,420.58-418,341.57

Finding the Fourth Proportional to 797,153.19, 1,196,420.58 and 418,341.57

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Solution

The fourth proportional to 797,153.19, 1,196,420.58 and 418,341.57 is: 627,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,153.19 : 1,196,420.58 = 418,341.57 : x
  2. Step 2: Convert to fraction form
    797,153.19/1,196,420.58 = 418,341.57/x
  3. Step 3: Cross multiply
    797,153.19x = 1,196,420.58 × 418,341.57
  4. Step 4: Simplify right side
    797,153.19x = 500,512,463,817.51
  5. Step 5: Solve for x
    x = 500,512,463,817.51/797,153.19
  6. Step 6: Final answer
    x = 627,874.88

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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.