Home / 1,126,348.83-1,689,528.96-284,901.39

Finding the Fourth Proportional to 1,126,348.83, 1,689,528.96 and 284,901.39

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Solution

The fourth proportional to 1,126,348.83, 1,689,528.96 and 284,901.39 is: 427,353.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,348.83 : 1,689,528.96 = 284,901.39 : x
  2. Step 2: Convert to fraction form
    1,126,348.83/1,689,528.96 = 284,901.39/x
  3. Step 3: Cross multiply
    1,126,348.83x = 1,689,528.96 × 284,901.39
  4. Step 4: Simplify right side
    1,126,348.83x = 481,349,149,149.25
  5. Step 5: Solve for x
    x = 481,349,149,149.25/1,126,348.83
  6. Step 6: Final answer
    x = 427,353.53

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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.