Home / 1,012,917.40-1,519,376.10-264,963.40

Finding the Fourth Proportional to 1,012,917.40, 1,519,376.10 and 264,963.40

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Solution

The fourth proportional to 1,012,917.40, 1,519,376.10 and 264,963.40 is: 397,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,917.40 : 1,519,376.10 = 264,963.40 : x
  2. Step 2: Convert to fraction form
    1,012,917.40/1,519,376.10 = 264,963.40/x
  3. Step 3: Cross multiply
    1,012,917.40x = 1,519,376.10 × 264,963.40
  4. Step 4: Simplify right side
    1,012,917.40x = 402,579,057,334.74
  5. Step 5: Solve for x
    x = 402,579,057,334.74/1,012,917.40
  6. Step 6: Final answer
    x = 397,445.10

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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.