Home / 961,893.38-1,443,036.90-330,725.18

Finding the Fourth Proportional to 961,893.38, 1,443,036.90 and 330,725.18

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Solution

The fourth proportional to 961,893.38, 1,443,036.90 and 330,725.18 is: 496,155.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,893.38 : 1,443,036.90 = 330,725.18 : x
  2. Step 2: Convert to fraction form
    961,893.38/1,443,036.90 = 330,725.18/x
  3. Step 3: Cross multiply
    961,893.38x = 1,443,036.90 × 330,725.18
  4. Step 4: Simplify right side
    961,893.38x = 477,248,638,499.14
  5. Step 5: Solve for x
    x = 477,248,638,499.14/961,893.38
  6. Step 6: Final answer
    x = 496,155.45

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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.