Home / 783,420.34-1,175,158.35-250,872.17

Finding the Fourth Proportional to 783,420.34, 1,175,158.35 and 250,872.17

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Solution

The fourth proportional to 783,420.34, 1,175,158.35 and 250,872.17 is: 376,317.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,420.34 : 1,175,158.35 = 250,872.17 : x
  2. Step 2: Convert to fraction form
    783,420.34/1,175,158.35 = 250,872.17/x
  3. Step 3: Cross multiply
    783,420.34x = 1,175,158.35 × 250,872.17
  4. Step 4: Simplify right side
    783,420.34x = 294,814,524,103.76
  5. Step 5: Solve for x
    x = 294,814,524,103.76/783,420.34
  6. Step 6: Final answer
    x = 376,317.17

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Double scale
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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.