Home / 848,931.28-1,273,101.48-316,161.60

Finding the Fourth Proportional to 848,931.28, 1,273,101.48 and 316,161.60

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Solution

The fourth proportional to 848,931.28, 1,273,101.48 and 316,161.60 is: 474,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,931.28 : 1,273,101.48 = 316,161.60 : x
  2. Step 2: Convert to fraction form
    848,931.28/1,273,101.48 = 316,161.60/x
  3. Step 3: Cross multiply
    848,931.28x = 1,273,101.48 × 316,161.60
  4. Step 4: Simplify right side
    848,931.28x = 402,505,800,879.17
  5. Step 5: Solve for x
    x = 402,505,800,879.17/848,931.28
  6. Step 6: Final answer
    x = 474,132.37

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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.