Home / 1,053,905.38-1,580,901.77-305,951.38

Finding the Fourth Proportional to 1,053,905.38, 1,580,901.77 and 305,951.38

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Solution

The fourth proportional to 1,053,905.38, 1,580,901.77 and 305,951.38 is: 458,939.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,905.38 : 1,580,901.77 = 305,951.38 : x
  2. Step 2: Convert to fraction form
    1,053,905.38/1,580,901.77 = 305,951.38/x
  3. Step 3: Cross multiply
    1,053,905.38x = 1,580,901.77 × 305,951.38
  4. Step 4: Simplify right side
    1,053,905.38x = 483,679,074,988.57
  5. Step 5: Solve for x
    x = 483,679,074,988.57/1,053,905.38
  6. Step 6: Final answer
    x = 458,939.75

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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.