Home / 756,237.70-1,134,356.55-401,068.90

Finding the Fourth Proportional to 756,237.70, 1,134,356.55 and 401,068.90

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Solution

The fourth proportional to 756,237.70, 1,134,356.55 and 401,068.90 is: 601,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,237.70 : 1,134,356.55 = 401,068.90 : x
  2. Step 2: Convert to fraction form
    756,237.70/1,134,356.55 = 401,068.90/x
  3. Step 3: Cross multiply
    756,237.70x = 1,134,356.55 × 401,068.90
  4. Step 4: Simplify right side
    756,237.70x = 454,955,133,716.30
  5. Step 5: Solve for x
    x = 454,955,133,716.30/756,237.70
  6. Step 6: Final answer
    x = 601,603.35

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Double scale
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Similar ratio
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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.